diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ZapPollNote.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ZapPollNote.kt
index a16430e086..31e85dfb4c 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ZapPollNote.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ZapPollNote.kt
@@ -104,7 +104,6 @@ import com.vitorpamplona.amethyst.ui.theme.placeholderText
 import com.vitorpamplona.amethyst.ui.theme.ripple24dp
 import com.vitorpamplona.amethyst.ui.theme.subtleBorder
 import com.vitorpamplona.quartz.experimental.zapPolls.ZapPollEvent
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip57Zaps.LnZapEvent
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.coroutines.Dispatchers
@@ -204,7 +203,6 @@ fun ZapZapPollNotePreview2() {
                     arrayOf("poll_option", "1", "Pesquisa em ingles"),
                     arrayOf("value_maximum", "2"),
                     arrayOf("value_minimum", "2"),
-                    AltTag.assemble("Poll event"),
                 ),
         )
 
diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt
index 48f95e1461..43c295b649 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt
@@ -137,7 +137,6 @@ import com.vitorpamplona.quartz.nip19Bech32.entities.NPub
 import com.vitorpamplona.quartz.nip19Bech32.entities.NRelay
 import com.vitorpamplona.quartz.nip19Bech32.entities.NSec
 import com.vitorpamplona.quartz.nip28PublicChat.base.IsInPublicChatChannel
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip37Drafts.DraftWrapEvent
 import com.vitorpamplona.quartz.nip47WalletConnect.Nip47WalletConnect
 import com.vitorpamplona.quartz.nip47WalletConnect.rpc.Response
@@ -1761,7 +1760,6 @@ class AccountViewModel(
         nostrGroupId: String,
         url: String,
         imeta: com.vitorpamplona.quartz.nip92IMeta.IMetaTag,
-        caption: String? = null,
     ) {
         val template =
             eventTemplate(
@@ -1769,9 +1767,6 @@ class AccountViewModel(
                 description = url,
             ) {
                 imeta(imeta)
-                if (!caption.isNullOrEmpty()) {
-                    alt(caption)
-                }
             }
         // MIP-03: inner events MUST remain unsigned (no `sig`) so a leaked
         // plaintext can't be replayed as a valid public kind:9. Authorship
diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/marmotGroup/send/MarmotFileSender.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/marmotGroup/send/MarmotFileSender.kt
index b16d142265..bf512b716d 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/marmotGroup/send/MarmotFileSender.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/marmotGroup/send/MarmotFileSender.kt
@@ -44,13 +44,13 @@ class MarmotFileSender(
                     dimensions = upload.dimensions,
                     blurhash = upload.blurhash,
                     thumbhash = upload.thumbhash,
+                    alt = upload.caption,
                 )
 
             accountViewModel.sendMarmotGroupMediaMessage(
                 nostrGroupId = nostrGroupId,
                 url = upload.url,
                 imeta = imeta,
-                caption = upload.caption,
             )
         }
     }
diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/privateDM/send/upload/ChatFileSender.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/privateDM/send/upload/ChatFileSender.kt
index b621b520fa..531dec2695 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/privateDM/send/upload/ChatFileSender.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/chats/privateDM/send/upload/ChatFileSender.kt
@@ -66,10 +66,11 @@ class ChatFileSender(
                 blurhash = result.fileHeader.blurHash?.blurhash,
                 thumbhash = result.fileHeader.thumbHash?.thumbhash,
             ) {
+                // NIP-94 accessibility description of the file (kept; the deprecated
+                // generic NIP-31 boilerplate alt is not written).
                 if (!caption.isNullOrEmpty()) {
                     alt(caption)
                 }
-
                 contentWarningReason?.let { contentWarning(it) }
             },
         )
@@ -89,9 +90,6 @@ class ChatFileSender(
             ChatMessageEvent.build(result.url, toUsers) {
                 references(listOf(result.url))
 
-                if (!caption.isNullOrEmpty()) {
-                    alt(caption)
-                }
                 contentWarningReason?.let { contentWarning(it) }
 
                 imetas(iMetaAttachments.filterIsIn(setOf(result.url)))
diff --git a/amethyst/src/test/java/com/vitorpamplona/amethyst/service/uploads/hls/HlsVideoEventBuilderTest.kt b/amethyst/src/test/java/com/vitorpamplona/amethyst/service/uploads/hls/HlsVideoEventBuilderTest.kt
index 84e6c042a7..1d7223b49c 100644
--- a/amethyst/src/test/java/com/vitorpamplona/amethyst/service/uploads/hls/HlsVideoEventBuilderTest.kt
+++ b/amethyst/src/test/java/com/vitorpamplona/amethyst/service/uploads/hls/HlsVideoEventBuilderTest.kt
@@ -216,21 +216,17 @@ class HlsVideoEventBuilderTest {
     }
 
     @Test
-    fun horizontalTemplateCarriesAutoGeneratedAltTag() {
+    fun horizontalTemplateOmitsDeprecatedAltTag() {
         val result = HlsVideoEventBuilder.build(input(landscapeRenditions))
         val tags = (result.template as HlsVideoEventTemplate.Horizontal).template.tags
-        val alt = tags.findTag("alt")
-        assertNotNull(alt)
-        assertEquals(VideoHorizontalEvent.ALT_DESCRIPTION, alt!![1])
+        assertNull(tags.findTag("alt"))
     }
 
     @Test
-    fun verticalTemplateCarriesVerticalAltTag() {
+    fun verticalTemplateOmitsDeprecatedAltTag() {
         val result = HlsVideoEventBuilder.build(input(portraitRenditions))
         val tags = (result.template as HlsVideoEventTemplate.Vertical).template.tags
-        val alt = tags.findTag("alt")
-        assertNotNull(alt)
-        assertEquals(VideoVerticalEvent.ALT_DESCRIPTION, alt!![1])
+        assertNull(tags.findTag("alt"))
     }
 
     @Test
diff --git a/desktopApp/src/jvmMain/kotlin/com/vitorpamplona/amethyst/desktop/ui/highlights/HighlightPublishAction.kt b/desktopApp/src/jvmMain/kotlin/com/vitorpamplona/amethyst/desktop/ui/highlights/HighlightPublishAction.kt
index 992640b028..764f7e521d 100644
--- a/desktopApp/src/jvmMain/kotlin/com/vitorpamplona/amethyst/desktop/ui/highlights/HighlightPublishAction.kt
+++ b/desktopApp/src/jvmMain/kotlin/com/vitorpamplona/amethyst/desktop/ui/highlights/HighlightPublishAction.kt
@@ -23,7 +23,6 @@ package com.vitorpamplona.amethyst.desktop.ui.highlights
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip84Highlights.HighlightEvent
 import com.vitorpamplona.quartz.nip84Highlights.tags.CommentTag
 import com.vitorpamplona.quartz.nip84Highlights.tags.ContextTag
@@ -39,7 +38,6 @@ object HighlightPublishAction {
     ): HighlightEvent {
         val tags = mutableListOf<Array<String>>()
 
-        tags.add(AltTag.assemble(HighlightEvent.ALT))
         tags.add(ATag.assemble(articleAddressTag, null))
 
         // Tag the article author
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/AttestationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/AttestationEvent.kt
index 8202989305..a4ee13f6f6 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/AttestationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/AttestationEvent.kt
@@ -37,7 +37,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -85,7 +84,6 @@ class AttestationEvent(
 
     companion object {
         const val KIND = 31871
-        const val ALT_DESCRIPTION = "Attestation"
 
         fun buildEvent(
             dTagId: String,
@@ -98,7 +96,6 @@ class AttestationEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagId)
             about(about)
             status?.let { status(it) }
@@ -119,7 +116,6 @@ class AttestationEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagId)
             aboutReplaceable(about)
             status?.let { status(it) }
@@ -140,7 +136,6 @@ class AttestationEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagId)
             aboutAddressable(about)
             status?.let { status(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/proficiency/AttestorProficiencyEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/proficiency/AttestorProficiencyEvent.kt
index 74dcd32098..ea8fff30ed 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/proficiency/AttestorProficiencyEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/proficiency/AttestorProficiencyEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.Kind
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -48,7 +47,6 @@ class AttestorProficiencyEvent(
 
     companion object {
         const val KIND = 11871
-        const val ALT_DESCRIPTION = "Attestor Proficiency Declaration"
 
         fun build(
             kinds: List<Kind>,
@@ -56,7 +54,6 @@ class AttestorProficiencyEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestorProficiencyEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description ?: "", createdAt) {
-            alt(ALT_DESCRIPTION)
             kinds(kinds)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/recommendation/AttestorRecommendationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/recommendation/AttestorRecommendationEvent.kt
index 373146bce6..e679dc2b10 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/recommendation/AttestorRecommendationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/recommendation/AttestorRecommendationEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Kind
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -49,7 +48,6 @@ class AttestorRecommendationEvent(
 
     companion object {
         const val KIND = 31873
-        const val ALT_DESCRIPTION = "Attestor Recommendation"
 
         fun build(
             attestorPubKey: HexKey,
@@ -58,7 +56,6 @@ class AttestorRecommendationEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestorRecommendationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description ?: "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(attestorPubKey)
             kinds(kinds)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/request/AttestationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/request/AttestationRequestEvent.kt
index 0a1328c15a..c7b452a39e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/request/AttestationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/request/AttestationRequestEvent.kt
@@ -37,7 +37,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -82,7 +81,6 @@ class AttestationRequestEvent(
 
     companion object {
         const val KIND = 31872
-        const val ALT_DESCRIPTION = "Attestation Request"
 
         fun buildEvent(
             dTagId: String,
@@ -93,7 +91,6 @@ class AttestationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagId)
             about(about)
             attestorPubKeys(attestorPubKeys)
@@ -110,7 +107,6 @@ class AttestationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagId)
             aboutReplaceable(about)
             attestorPubKeys(attestorPubKeys)
@@ -127,7 +123,6 @@ class AttestationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagId)
             aboutAddressable(about)
             attestorPubKeys(attestorPubKeys)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/header/AudioHeaderEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/header/AudioHeaderEvent.kt
index acc168f39d..f9abe052c9 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/header/AudioHeaderEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/header/AudioHeaderEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -52,7 +51,6 @@ class AudioHeaderEvent(
 
     companion object {
         const val KIND = 1808
-        const val ALT = "Audio header"
 
         fun build(
             description: String,
@@ -62,7 +60,6 @@ class AudioHeaderEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AudioHeaderEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
-            alt(ALT)
             downloadUrl.let { downloadUrl(it) }
             streamUrl?.let { streamUrl(it) }
             wavefront?.let { wavefront(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/track/AudioTrackEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/track/AudioTrackEvent.kt
index 56c45a3920..4806cec67a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/track/AudioTrackEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/audio/track/AudioTrackEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip14Subject.SubjectTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -65,7 +64,6 @@ class AudioTrackEvent(
 
     companion object {
         const val KIND = 31337
-        const val ALT_DESCRIPTION = "Audio track"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -79,7 +77,6 @@ class AudioTrackEvent(
             initializer: TagArrayBuilder<AudioTrackEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(dTag)
-            alt(ALT_DESCRIPTION)
 
             type(type)
             media(media)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/bounties/BountyAddValueEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/bounties/BountyAddValueEvent.kt
index 25b4ad29cd..39921e4602 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/bounties/BountyAddValueEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/bounties/BountyAddValueEvent.kt
@@ -30,7 +30,6 @@ import com.vitorpamplona.quartz.nip10Notes.TextNoteEvent
 import com.vitorpamplona.quartz.nip10Notes.tags.MarkedETag
 import com.vitorpamplona.quartz.nip10Notes.tags.markedETag
 import com.vitorpamplona.quartz.nip10Notes.tags.toMarkedETag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.BigDecimal
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,7 +39,6 @@ import com.vitorpamplona.quartz.utils.TimeUtils
 class BountyAddValueEvent {
     companion object {
         const val KIND = 1
-        const val ALT_DESCRIPTION = "Add Value to Bounty"
 
         const val BOUNTY_HASH_TAG = "bounty-added-reward"
 
@@ -54,7 +52,6 @@ class BountyAddValueEvent {
             tags.markedETag(bountyRoot.toMarkedETag(MarkedETag.MARKER.ROOT))
             tags.hashtag(BOUNTY_HASH_TAG)
             tags.pTag(bountyRootAuthor)
-            tags.alt(ALT_DESCRIPTION)
             return EventTemplate(createdAt, KIND, tags.build(), amount.toString())
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/debits/DebitEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/debits/DebitEvent.kt
index d5dc713ef3..fb5162f52c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/debits/DebitEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/debits/DebitEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -87,7 +86,6 @@ class DebitEvent(
 
     companion object {
         const val KIND = 21002
-        const val ALT = "CLINK debit"
 
         /** Builds a request event (requestor side) addressed to the debit service. */
         suspend fun createRequest(
@@ -101,7 +99,6 @@ class DebitEvent(
                 eventTemplate(KIND, encrypted, createdAt) {
                     pTag(servicePubKey, null)
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
@@ -120,7 +117,6 @@ class DebitEvent(
                     pTag(requestorPubKey, null)
                     add(ETag.assemble(requestEvent.id, null, null))
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/manage/ManageEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/manage/ManageEvent.kt
index c2901a8669..e2cfced7c8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/manage/ManageEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/manage/ManageEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -87,7 +86,6 @@ class ManageEvent(
 
     companion object {
         const val KIND = 21003
-        const val ALT = "CLINK manage"
 
         /** Builds a request event (app side) addressed to the wallet server. */
         suspend fun createRequest(
@@ -101,7 +99,6 @@ class ManageEvent(
                 eventTemplate(KIND, encrypted, createdAt) {
                     pTag(serverPubKey, null)
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
@@ -120,7 +117,6 @@ class ManageEvent(
                     pTag(appPubKey, null)
                     add(ETag.assemble(requestEvent.id, null, null))
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/offers/OfferEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/offers/OfferEvent.kt
index fb35b0b57f..4041843a9b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/offers/OfferEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/clink/offers/OfferEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -91,7 +90,6 @@ class OfferEvent(
 
     companion object {
         const val KIND = 21001
-        const val ALT = "CLINK offer"
 
         /** Builds a request event (payer side) addressed to the offer service. */
         suspend fun createRequest(
@@ -105,7 +103,6 @@ class OfferEvent(
                 eventTemplate(KIND, encrypted, createdAt) {
                     pTag(servicePubKey, null)
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
@@ -124,7 +121,6 @@ class OfferEvent(
                     pTag(payerPubKey, null)
                     add(ETag.assemble(requestEvent.id, null, null))
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
@@ -147,7 +143,6 @@ class OfferEvent(
                     pTag(payerPubKey, null)
                     add(ETag.assemble(requestEvent.id, null, null))
                     clinkVersion()
-                    alt(ALT)
                 },
             )
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/decoupling/setup/EncryptionKeyListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/decoupling/setup/EncryptionKeyListEvent.kt
index ff3b6dc8d2..2a5d6f6a73 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/decoupling/setup/EncryptionKeyListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/decoupling/setup/EncryptionKeyListEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.eventUpdate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -43,7 +42,6 @@ class EncryptionKeyListEvent(
 
     companion object {
         const val KIND = 10044
-        const val ALT = "Encryption keys"
 
         fun add(
             key: KeyTag,
@@ -51,7 +49,6 @@ class EncryptionKeyListEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<EncryptionKeyListEvent>.() -> Unit = {},
         ) = eventUpdate(currentEvent, createdAt) {
-            alt(ALT)
             key(key)
             initializer()
         }
@@ -62,7 +59,6 @@ class EncryptionKeyListEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<EncryptionKeyListEvent>.() -> Unit = {},
         ) = eventUpdate(currentEvent, createdAt) {
-            alt(ALT)
             removeIf(KeyTag::isSameKey, key.toTagArray())
             initializer()
         }
@@ -72,7 +68,6 @@ class EncryptionKeyListEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<EncryptionKeyListEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             keys(keys)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/edits/TextNoteModificationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/edits/TextNoteModificationEvent.kt
index 47a06d6f7e..1545a8789a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/edits/TextNoteModificationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/edits/TextNoteModificationEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.tags.events.firstTaggedEvent
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -43,7 +42,6 @@ class TextNoteModificationEvent(
 
     companion object {
         const val KIND = 1010
-        const val ALT = "Content Change Event"
 
         suspend fun create(
             content: String,
@@ -63,8 +61,6 @@ class TextNoteModificationEvent(
                 tags.add(arrayOf("summary", it))
             }
 
-            tags.add(AltTag.assemble(ALT))
-
             return signer.sign(createdAt, KIND, tags.toTypedArray(), content)
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/chat/EphemeralChatEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/chat/EphemeralChatEvent.kt
index 135e716b11..b073d67792 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/chat/EphemeralChatEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/chat/EphemeralChatEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -50,7 +49,6 @@ class EphemeralChatEvent(
 
     companion object {
         const val KIND = 23333
-        const val ALT_DESCRIPTION = "Ephemeral Chat"
 
         const val DEFAULT_ROOM = "_"
 
@@ -63,7 +61,6 @@ class EphemeralChatEvent(
         ) = eventTemplate(KIND, message, createdAt) {
             room(room)
             relay(relay)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/list/EphemeralChatListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/list/EphemeralChatListEvent.kt
index 1ba12ec2b1..02e98a628b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/list/EphemeralChatListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/ephemChat/list/EphemeralChatListEvent.kt
@@ -27,12 +27,9 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.removeParsing
@@ -53,7 +50,6 @@ class EphemeralChatListEvent(
 
     companion object {
         const val KIND = 10023
-        const val ALT = "Ephemeral Chat List"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -136,16 +132,7 @@ class EphemeralChatListEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): EphemeralChatListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): EphemeralChatListEvent = signer.sign(createdAt, KIND, tags, content)
 
         suspend fun create(
             publicRooms: List<RoomId> = emptyList(),
@@ -168,7 +155,6 @@ class EphemeralChatListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRooms.map { it.toTagArray() }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             rooms(publicRooms)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/fitness/workout/WorkoutRecordEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/fitness/workout/WorkoutRecordEvent.kt
index 028304279d..f70454a2b5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/fitness/workout/WorkoutRecordEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/fitness/workout/WorkoutRecordEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -89,7 +88,6 @@ class WorkoutRecordEvent(
 
     companion object {
         const val KIND = 1301
-        const val ALT_DESCRIPTION = "Workout record"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -101,7 +99,6 @@ class WorkoutRecordEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<WorkoutRecordEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, notes, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(workoutId)
             exercise(exercise)
             hashtag(exercise.hashtag)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/interactiveStories/InteractiveStoryReadingStateEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/interactiveStories/InteractiveStoryReadingStateEvent.kt
index 51d45eb745..32a71a23c3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/interactiveStories/InteractiveStoryReadingStateEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/interactiveStories/InteractiveStoryReadingStateEvent.kt
@@ -35,7 +35,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.SummaryTag
 import com.vitorpamplona.quartz.nip99Classifieds.tags.StatusTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -63,8 +62,6 @@ class InteractiveStoryReadingStateEvent(
 
     companion object {
         const val KIND = 30298
-        const val ALT1 = "Interactive Story Reading state"
-        const val ALT2 = "The reading state of "
 
         fun createAddress(
             pubKey: HexKey,
@@ -125,7 +122,6 @@ class InteractiveStoryReadingStateEvent(
                 }
 
             dTag(rootTag.toTag())
-            alt(root.event.title()?.let { ALT2 + it } ?: ALT1)
 
             rootScene(rootTag)
             currentScene(sceneTag)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/medical/FhirResourceEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/medical/FhirResourceEvent.kt
index 721aa0234b..b95823d72b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/medical/FhirResourceEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/medical/FhirResourceEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,14 +38,12 @@ class FhirResourceEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 82
-        const val ALT_DESCRIPTION = "Medical data"
 
         fun build(
             fhirPayload: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<FhirResourceEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, fhirPayload, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/playlist/MusicPlaylistEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/playlist/MusicPlaylistEvent.kt
index 3484ef974c..d264b1c53a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/playlist/MusicPlaylistEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/playlist/MusicPlaylistEvent.kt
@@ -39,7 +39,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -92,7 +91,6 @@ class MusicPlaylistEvent(
 
     companion object {
         const val KIND = 34139
-        const val ALT_DESCRIPTION_PREFIX = "Playlist"
         const val CATEGORY_TAG = "playlist"
 
         @OptIn(ExperimentalUuidApi::class)
@@ -111,7 +109,6 @@ class MusicPlaylistEvent(
             initializer: TagArrayBuilder<MusicPlaylistEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
             dTag(dTag)
-            alt("$ALT_DESCRIPTION_PREFIX: $title")
 
             title(title)
             hashtag(CATEGORY_TAG)
@@ -172,7 +169,6 @@ class MusicPlaylistEvent(
             val newTags =
                 earlierVersion.tags.builder<MusicPlaylistEvent> {
                     title(title)
-                    alt("$ALT_DESCRIPTION_PREFIX: $title")
                     setOrRemove(image, ImageTag.TAG_NAME, ::image)
                     setOrRemove(description, DescriptionTag.TAG_NAME, ::description)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/track/MusicTrackEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/track/MusicTrackEvent.kt
index 5256ee2c1b..1b29032bc8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/track/MusicTrackEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/music/track/MusicTrackEvent.kt
@@ -43,7 +43,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -91,7 +90,6 @@ class MusicTrackEvent(
 
     companion object {
         const val KIND = 36787
-        const val ALT_DESCRIPTION_PREFIX = "Music track"
         const val GENRE_TAG = "music"
 
         @OptIn(ExperimentalUuidApi::class)
@@ -116,7 +114,6 @@ class MusicTrackEvent(
             initializer: TagArrayBuilder<MusicTrackEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
             dTag(dTag)
-            alt("$ALT_DESCRIPTION_PREFIX: $title by $artist")
 
             title(title)
             artist(artist)
@@ -166,7 +163,6 @@ class MusicTrackEvent(
                     title(title)
                     artist(artist)
                     url(url)
-                    alt("$ALT_DESCRIPTION_PREFIX: $title by $artist")
                     setOrRemove(image, ImageTag.TAG_NAME, ::image)
                     setOrRemove(album, AlbumTag.TAG_NAME, ::album)
                     if (duration != null) duration(duration) else remove(DurationTag.TAG_NAME)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/application/SoftwareApplicationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/application/SoftwareApplicationEvent.kt
index 2110f878ea..4b34461d2e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/application/SoftwareApplicationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/application/SoftwareApplicationEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.HashtagTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -75,7 +74,6 @@ class SoftwareApplicationEvent(
 
     companion object {
         const val KIND = 32267
-        const val ALT_DESCRIPTION = "Software application"
 
         fun build(
             appId: String,
@@ -85,7 +83,6 @@ class SoftwareApplicationEvent(
             initializer: TagArrayBuilder<SoftwareApplicationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
             dTag(appId)
-            alt(ALT_DESCRIPTION)
             name(name)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/asset/SoftwareAssetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/asset/SoftwareAssetEvent.kt
index a58e4ddf5e..5d04e7606a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/asset/SoftwareAssetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/asset/SoftwareAssetEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -81,7 +80,6 @@ class SoftwareAssetEvent(
 
     companion object {
         const val KIND = 3063
-        const val ALT_DESCRIPTION = "Software asset"
 
         fun build(
             appId: String,
@@ -93,7 +91,6 @@ class SoftwareAssetEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<SoftwareAssetEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             appId(appId)
             mimeType(mimeType)
             hash(hash)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/release/SoftwareReleaseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/release/SoftwareReleaseEvent.kt
index 1927c70c97..36d9a99d36 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/release/SoftwareReleaseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip82SoftwareApps/release/SoftwareReleaseEvent.kt
@@ -30,7 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.EventHintBundle
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -77,7 +76,6 @@ class SoftwareReleaseEvent(
 
     companion object {
         const val KIND = 30063
-        const val ALT_DESCRIPTION = "Software release"
 
         /** NIP-82 requires `d = <app-id>@<version>`. */
         fun buildDTag(
@@ -95,7 +93,6 @@ class SoftwareReleaseEvent(
             initializer: TagArrayBuilder<SoftwareReleaseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, releaseNotes, createdAt) {
             dTag(buildDTag(appId, version))
-            alt(ALT_DESCRIPTION)
             appId(appId)
             version(version)
             channel(channel)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/data/FileStorageEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/data/FileStorageEvent.kt
index 46b7385a13..ef2b7636d7 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/data/FileStorageEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/data/FileStorageEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.io.encoding.Base64
 
@@ -45,7 +44,6 @@ class FileStorageEvent(
 
     companion object {
         const val KIND = 1064
-        const val ALT = "Binary data"
 
         fun decode(content: String): ByteArray? = runCatching { Base64.decode(content) }.getOrNull()
 
@@ -58,7 +56,6 @@ class FileStorageEvent(
             initializer: TagArrayBuilder<FileStorageEvent>.() -> Unit = {},
         ): EventTemplate<FileStorageEvent> =
             eventTemplate(KIND, encode(data), createdAt) {
-                alt(ALT)
                 mimeType?.let { mimeType(it) }
                 initializer()
             }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/header/FileStorageHeaderEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/header/FileStorageHeaderEvent.kt
index 02c0625425..ad121b8bd0 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/header/FileStorageHeaderEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nip95/header/FileStorageHeaderEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.events.eTag
 import com.vitorpamplona.quartz.nip01Core.tags.events.toETag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.BlurhashTag
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
@@ -98,7 +97,6 @@ class FileStorageHeaderEvent(
 
     companion object {
         const val KIND = 1065
-        const val ALT_DESCRIPTION = "Descriptors for a binary file"
 
         fun build(
             storageEvent: EventHintBundle<FileStorageEvent>,
@@ -107,7 +105,6 @@ class FileStorageHeaderEvent(
             initializer: TagArrayBuilder<FileStorageHeaderEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, caption ?: "", createdAt) {
             eTag(storageEvent.toETag())
-            caption?.ifBlank { null }?.let { alt(caption) } ?: alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipA3/PaymentTargetsEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipA3/PaymentTargetsEvent.kt
index fe38dcd24b..7ee3be366f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipA3/PaymentTargetsEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipA3/PaymentTargetsEvent.kt
@@ -24,7 +24,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 class PaymentTargetsEvent(
@@ -39,7 +38,6 @@ class PaymentTargetsEvent(
 
     companion object {
         const val KIND = 10133
-        const val ALT = "Payment targets"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
@@ -54,13 +52,12 @@ class PaymentTargetsEvent(
                 earlierVersion.tags
                     .filter(PaymentTargetTag::notMatch)
                     .plus(targets.map { PaymentTargetTag.assemble(it) })
-                    .plusElement(AltTag.assemble(ALT))
                     .toTypedArray()
 
             return signer.sign(createdAt, KIND, tags, earlierVersion.content)
         }
 
-        fun createPaymentTargets(targets: List<PaymentTarget>) = (targets.map { PaymentTargetTag.assemble(it) } + listOf(AltTag.assemble(ALT))).toTypedArray()
+        fun createPaymentTargets(targets: List<PaymentTarget>) = targets.map { PaymentTargetTag.assemble(it) }.toTypedArray()
 
         suspend fun create(
             targets: List<PaymentTarget>,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipsOnNostr/NipTextEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipsOnNostr/NipTextEvent.kt
index f25763b1b2..a754a6f817 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipsOnNostr/NipTextEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nipsOnNostr/NipTextEvent.kt
@@ -45,7 +45,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip22Comments.RootScope
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -139,7 +138,6 @@ class NipTextEvent(
             initializer: TagArrayBuilder<NipTextEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
             dTag(dTag)
-            alt("NIP: $title")
 
             title(title)
             kinds(kinds)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nns/NNSEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nns/NNSEvent.kt
index a5d5d2a402..5bd6403a58 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nns/NNSEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/nns/NNSEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -48,13 +47,11 @@ class NNSEvent(
 
     companion object {
         const val KIND = 30053
-        const val ALT = "DNS records"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NNSEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
 
@@ -63,7 +60,6 @@ class NNSEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NNSEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             ipv4(ipv4)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/notifications/wake/WakeUpEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/notifications/wake/WakeUpEvent.kt
index 33b567a8dd..0bd33866fb 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/notifications/wake/WakeUpEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/notifications/wake/WakeUpEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.kinds.kind
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.toPTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.serialization.json.JsonNull.content
 
@@ -80,7 +79,6 @@ class WakeUpEvent(
 
     companion object {
         const val KIND = 23903
-        const val ALT_DESCRIPTION = "WakeUp"
 
         // p-tags on a WakeUp identify the AUTHORS of the referenced events —
         // the people whose events are the subject of the wake-up and who should
@@ -91,7 +89,6 @@ class WakeUpEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<WakeUpEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             about(about)
             notify(about.toPTag())
             kind(about.event.kind)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/GalleryListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/GalleryListEvent.kt
index 64ef180927..f30941c49c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/GalleryListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/GalleryListEvent.kt
@@ -24,7 +24,6 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -41,7 +40,6 @@ class GalleryListEvent(
     @Suppress("DEPRECATION")
     companion object {
         const val KIND = 10011
-        const val ALT = "Profile Gallery"
         const val GALLERY_TAG_NAME = "url"
 
         suspend fun addEvent(
@@ -127,16 +125,7 @@ class GalleryListEvent(
             tags: Array<Array<String>>,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): GalleryListEvent {
-            val newTags =
-                if (tags.any { it.size > 1 && it[0] == "alt" }) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): GalleryListEvent = signer.sign(createdAt, KIND, tags, content)
     }
 
     @Immutable
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/ProfileGalleryEntryEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/ProfileGalleryEntryEvent.kt
index 29cf7f16d0..b27bac9906 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/ProfileGalleryEntryEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/profileGallery/ProfileGalleryEntryEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.core.any
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.BlurhashTag
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
@@ -99,7 +98,6 @@ class ProfileGalleryEntryEvent(
 
     companion object {
         const val KIND = 1163
-        const val ALT_DESCRIPTION = "Profile Gallery Entry"
 
         fun build(
             url: String,
@@ -107,7 +105,6 @@ class ProfileGalleryEntryEvent(
             initializer: TagArrayBuilder<ProfileGalleryEntryEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             url(url)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/confirmation/RoadEventConfirmationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/confirmation/RoadEventConfirmationEvent.kt
index 746fe9200b..1674a7fd97 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/confirmation/RoadEventConfirmationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/confirmation/RoadEventConfirmationEvent.kt
@@ -36,7 +36,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.geohash.geohashes
 import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip40Expiration.expiration
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -90,14 +89,6 @@ class RoadEventConfirmationEvent(
     companion object {
         const val KIND = 1316
 
-        /** NIP-31 fallback for a confirmation (`still_there`), per the roadstr spec. */
-        const val ALT_CONFIRMED = "Roadstr: event confirmed"
-
-        /** NIP-31 fallback for a denial (`no_longer_there`), per the roadstr spec. */
-        const val ALT_DENIED = "Roadstr: event denied"
-
-        fun altDescription(status: RoadEventStatus) = if (status == RoadEventStatus.NO_LONGER_THERE) ALT_DENIED else ALT_CONFIRMED
-
         fun build(
             reportId: HexKey,
             status: RoadEventStatus,
@@ -113,7 +104,6 @@ class RoadEventConfirmationEvent(
                 coordinates(latitude, longitude)
             }
             expiration(createdAt + RoadEventReportEvent.RELAY_TTL_SECONDS)
-            alt(altDescription(status))
             initializer()
         }
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/report/RoadEventReportEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/report/RoadEventReportEvent.kt
index 1d7eb8747c..319b8d22ee 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/report/RoadEventReportEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/roadstr/report/RoadEventReportEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.geohash.geohashes
 import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip40Expiration.expiration
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -87,13 +86,10 @@ class RoadEventReportEvent(
 
     companion object {
         const val KIND = 1315
-        const val ALT_PREFIX = "Roadstr: "
 
         /** Fixed relay-side NIP-40 window (14 days) for both report and confirmation events. */
         const val RELAY_TTL_SECONDS = 1_209_600L
 
-        fun altDescription(type: RoadEventType) = "$ALT_PREFIX${type.code} report"
-
         fun build(
             type: RoadEventType,
             latitude: Double,
@@ -106,7 +102,6 @@ class RoadEventReportEvent(
             roadGeohashes(latitude, longitude)
             coordinates(latitude, longitude)
             expiration(createdAt + RELAY_TTL_SECONDS)
-            alt(altDescription(type))
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/zapPolls/ZapPollEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/zapPolls/ZapPollEvent.kt
index 2b1ff294a1..385e58d3ad 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/zapPolls/ZapPollEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/zapPolls/ZapPollEvent.kt
@@ -46,7 +46,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -129,7 +128,6 @@ class ZapPollEvent(
 
     companion object {
         const val KIND = 6969
-        const val ALT_DESCRIPTION = "Poll event"
 
         fun build(
             post: String,
@@ -139,7 +137,6 @@ class ZapPollEvent(
         ): EventTemplate<ZapPollEvent> {
             val tags = TagArrayBuilder<ZapPollEvent>()
             tags.pollOptions(options)
-            tags.alt(ALT_DESCRIPTION)
             tags.apply(initializer)
             return EventTemplate(createdAt, KIND, tags.build(), post)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageEvent.kt
index c8d01ddc6e..c00378e80f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -85,7 +84,6 @@ class KeyPackageEvent(
 
     companion object {
         const val KIND = 30443
-        const val ALT_DESCRIPTION = "MLS KeyPackage"
 
         fun build(
             keyPackageBase64: String,
@@ -97,7 +95,6 @@ class KeyPackageEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<KeyPackageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, keyPackageBase64, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTagSlot)
             mlsProtocolVersion()
             mlsCiphersuite(ciphersuite)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageRelayListEvent.kt
index dbbfff6198..137afb2c55 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip00KeyPackages/KeyPackageRelayListEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.isLocalHost
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -53,7 +52,6 @@ class KeyPackageRelayListEvent(
 
     companion object {
         const val KIND = 10051
-        const val ALT_DESCRIPTION = "MLS KeyPackage relay list"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -62,7 +60,6 @@ class KeyPackageRelayListEvent(
         private fun createTagArray(relays: List<NormalizedRelayUrl>): Array<Array<String>> =
             relays
                 .map { RelayTag.assemble(it) }
-                .plusElement(AltTag.assemble(ALT_DESCRIPTION))
                 .toTypedArray()
 
         suspend fun create(
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip04EncryptedMedia/Mip04IMetaTag.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip04EncryptedMedia/Mip04IMetaTag.kt
index 7f78d36dd1..c07fffca78 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip04EncryptedMedia/Mip04IMetaTag.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/marmot/mip04EncryptedMedia/Mip04IMetaTag.kt
@@ -22,6 +22,7 @@ package com.vitorpamplona.quartz.marmot.mip04EncryptedMedia
 
 import com.vitorpamplona.quartz.nip01Core.core.hexToByteArray
 import com.vitorpamplona.quartz.nip01Core.core.toHexKey
+import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip92IMeta.IMetaTag
 import com.vitorpamplona.quartz.nip92IMeta.IMetaTagBuilder
 import com.vitorpamplona.quartz.utils.Log
@@ -167,6 +168,7 @@ fun buildMip04IMetaTag(
     dimensions: String? = null,
     blurhash: String? = null,
     thumbhash: String? = null,
+    alt: String? = null,
 ): IMetaTag =
     IMetaTagBuilder(url)
         .apply {
@@ -178,4 +180,6 @@ fun buildMip04IMetaTag(
             dimensions?.let { add(Mip04Fields.DIMENSIONS, it) }
             blurhash?.let { add(Mip04Fields.BLURHASH, it) }
             thumbhash?.let { add(Mip04Fields.THUMBHASH, it) }
+            // imeta accessibility description (NIP-92/94 "alt"); only when provided.
+            alt?.ifBlank { null }?.let { add(AltTag.TAG_NAME, it) }
         }.build()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/MetadataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/MetadataEvent.kt
index 2a3d427b70..8a2f1eb445 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/MetadataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/MetadataEvent.kt
@@ -41,7 +41,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip39ExtIdentities.IdentityClaimTag
 import com.vitorpamplona.quartz.nip39ExtIdentities.claims
 import com.vitorpamplona.quartz.nip39ExtIdentities.githubClaim
@@ -127,8 +126,6 @@ class MetadataEvent(
             val content = Json.encodeToString(JsonObject.serializer(), newJsonObject)
 
             return eventTemplate(KIND, content, createdAt) {
-                alt("User profile for $name")
-
                 updateOrDeleteTagNames(metadata)
 
                 initializer()
@@ -175,8 +172,6 @@ class MetadataEvent(
             val content = Json.encodeToString(JsonObject.serializer(), newJsonObject)
 
             return eventTemplate(KIND, content, createdAt) {
-                alt("User profile for ${currentMetadata["name"]?.text ?: "Anonymous"}")
-
                 // For https://github.com/nostr-protocol/nips/pull/1770
                 updateOrDeleteTagNames(currentMetadata)
 
@@ -233,8 +228,6 @@ class MetadataEvent(
 
             val tags =
                 latest.tags.builder {
-                    alt("User profile for ${currentMetadata["name"]?.text ?: "Anonymous"}")
-
                     updateOrDeleteTagNames(currentMetadata)
 
                     val newClaims = latest.replaceClaims(twitter, mastodon, github)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip02FollowList/ContactListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip02FollowList/ContactListEvent.kt
index 69fce5ddd0..293fc606d1 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip02FollowList/ContactListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip02FollowList/ContactListEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.people.isTaggedUser
 import com.vitorpamplona.quartz.nip02FollowList.tags.ContactTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Stable
@@ -80,7 +79,6 @@ class ContactListEvent(
 
     companion object {
         const val KIND = 3
-        const val ALT = "Follow List"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey)
 
@@ -177,16 +175,7 @@ class ContactListEvent(
             tags: Array<Array<String>>,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): ContactListEvent {
-            val newTags =
-                if (tags.any { it.size > 1 && it[0] == "alt" }) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): ContactListEvent = signer.sign(createdAt, KIND, tags, content)
 
         fun createFromScratch(
             followUsers: List<ContactTag> = emptyList(),
@@ -196,9 +185,7 @@ class ContactListEvent(
         ): ContactListEvent {
             val content = relayUse?.let { RelaySet.assemble(it) } ?: ""
 
-            val tags =
-                listOf(AltTag.assemble(ALT)) +
-                    followUsers.map { it.toTagArray() }
+            val tags = followUsers.map { it.toTagArray() }
 
             return signer.sign(createdAt, KIND, tags.toTypedArray(), content)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip03Timestamp/OtsEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip03Timestamp/OtsEvent.kt
index 0147ed3dbd..8661fb787e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip03Timestamp/OtsEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip03Timestamp/OtsEvent.kt
@@ -30,7 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.toETag
 import com.vitorpamplona.quartz.nip03Timestamp.tags.TargetEventTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.io.encoding.Base64
 
@@ -60,7 +59,6 @@ class OtsEvent(
 
     companion object {
         const val KIND = 1040
-        const val ALT = "Opentimestamps Attestation"
 
         /**
          * Stamp is used to save OTS requests locally while we want for the bitcoin
@@ -102,7 +100,6 @@ class OtsEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<OtsEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, encodeOtsState(otsState), createdAt) {
-            alt(ALT)
             targetEvent(TargetEventTag(eventId))
 
             initializer()
@@ -114,8 +111,6 @@ class OtsEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<OtsEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, encodeOtsState(otsState), createdAt) {
-            alt(ALT)
-
             targetEvent(event.toETag())
             targetKind(event.event.kind)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip04Dm/messages/PrivateDmEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip04Dm/messages/PrivateDmEvent.kt
index f3ccce358c..9b774e3c49 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip04Dm/messages/PrivateDmEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip04Dm/messages/PrivateDmEvent.kt
@@ -36,7 +36,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip10Notes.tags.MarkedETag
 import com.vitorpamplona.quartz.nip17Dm.base.ChatroomKey
 import com.vitorpamplona.quartz.nip17Dm.base.ChatroomKeyable
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip92IMeta.IMetaTag
 import com.vitorpamplona.quartz.utils.Hex
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -102,7 +101,6 @@ class PrivateDmEvent(
 
     companion object {
         const val KIND = 4
-        const val ALT = "Private Message"
         const val NIP_18_ADVERTISEMENT = "[//]: # (nip18)\n"
 
         fun prepareMessageToEncrypt(
@@ -139,7 +137,6 @@ class PrivateDmEvent(
                 ),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             pTag(toUser)
             replyingTo?.let { reply(it) }
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip09Deletions/DeletionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip09Deletions/DeletionEvent.kt
index 2bd3265953..ec2f1de70a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip09Deletions/DeletionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip09Deletions/DeletionEvent.kt
@@ -41,7 +41,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.kinds.kinds
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTagIds
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -77,15 +76,12 @@ class DeletionEvent(
 
     companion object {
         const val KIND = 5
-        const val ALT = "Deletion event"
 
         fun build(
             deleteEvents: List<Event>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<DeletionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
-
             deleteEvents.forEach {
                 eTag(ETag(it.id))
                 if (it is AddressableEvent) {
@@ -104,8 +100,6 @@ class DeletionEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<DeletionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
-
             deleteEvents.forEach {
                 if (it is AddressableEvent) {
                     aTag(it.address())
@@ -123,8 +117,6 @@ class DeletionEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<DeletionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
-
             deleteEvents.forEach {
                 pTag(PTag(it.pubKey))
                 eTag(ETag(it.id))
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip10Notes/TextNoteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip10Notes/TextNoteEvent.kt
index e2ab5a1f94..dd3deb8c2e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip10Notes/TextNoteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip10Notes/TextNoteEvent.kt
@@ -47,10 +47,8 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
-import com.vitorpamplona.quartz.utils.takeKeepingSurrogatePairs
 
 @Immutable
 class TextNoteEvent(
@@ -124,22 +122,12 @@ class TextNoteEvent(
 
     companion object {
         const val KIND = 1
-        const val ALT = "A short note: "
-
-        private fun shortedMessageForAlt(msg: String): String {
-            if (msg.length < 50) return ALT + msg
-            // takeKeepingSurrogatePairs avoids leaving a lone surrogate (e.g. half
-            // of an emoji) in the alt tag, which would be unencodable as UTF-8 and
-            // corrupt the event id on the wire.
-            return ALT + msg.takeKeepingSurrogatePairs(50) + "..."
-        }
 
         fun build(
             note: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<TextNoteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, note, createdAt) {
-            alt(shortedMessageForAlt(note))
             initializer()
         }
 
@@ -150,8 +138,6 @@ class TextNoteEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<TextNoteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, note, createdAt) {
-            alt(shortedMessageForAlt(note))
-
             if (replyingTo != null || forkingFrom != null) {
                 markedETags(prepareETagsAsReplyTo(replyingTo, forkingFrom))
             }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/auction/AuctionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/auction/AuctionEvent.kt
index 01487fcf5e..7cdce539c5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/auction/AuctionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/auction/AuctionEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtags
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.CancellationException
@@ -56,7 +55,6 @@ class AuctionEvent(
 
     companion object {
         const val KIND = 30020
-        const val ALT_DESCRIPTION = "Marketplace auction"
 
         fun build(
             auction: AuctionData,
@@ -65,7 +63,6 @@ class AuctionEvent(
             initializer: TagArrayBuilder<AuctionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, JsonMapper.toJson(auction), createdAt) {
             dTag(auction.id)
-            alt(ALT_DESCRIPTION)
             categories?.let { hashtags(it) }
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bid/BidEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bid/BidEvent.kt
index d07f841acc..202a13f1ae 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bid/BidEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bid/BidEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip15Marketplace.auction.AuctionEvent
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -59,7 +58,6 @@ class BidEvent(
 
     companion object {
         const val KIND = 1021
-        const val ALT_DESCRIPTION = "Auction bid"
 
         fun build(
             auction: EventHintBundle<AuctionEvent>,
@@ -67,7 +65,6 @@ class BidEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<BidEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, amount.toLong().toString(), createdAt) {
-            alt(ALT_DESCRIPTION)
             auction(auction)
             notifyAuthor(auction)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bidConfirmation/BidConfirmationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bidConfirmation/BidConfirmationEvent.kt
index 55bc78d798..bac6333f7c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bidConfirmation/BidConfirmationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/bidConfirmation/BidConfirmationEvent.kt
@@ -34,7 +34,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip15Marketplace.auction.AuctionEvent
 import com.vitorpamplona.quartz.nip15Marketplace.bid.BidEvent
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.CancellationException
@@ -71,7 +70,6 @@ class BidConfirmationEvent(
 
     companion object {
         const val KIND = 1022
-        const val ALT_DESCRIPTION = "Bid confirmation"
 
         const val STATUS_ACCEPTED = "accepted"
         const val STATUS_REJECTED = "rejected"
@@ -85,7 +83,6 @@ class BidConfirmationEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<BidConfirmationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, JsonMapper.toJson(confirmation), createdAt) {
-            alt(ALT_DESCRIPTION)
             bid(bid)
             auction(auction)
             notifyBidder(bid)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/marketplace/MarketplaceEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/marketplace/MarketplaceEvent.kt
index 11d31790fd..b6e277c379 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/marketplace/MarketplaceEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/marketplace/MarketplaceEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.CancellationException
@@ -55,7 +54,6 @@ class MarketplaceEvent(
 
     companion object {
         const val KIND = 30019
-        const val ALT_DESCRIPTION = "Marketplace UI"
 
         fun build(
             marketplace: MarketplaceData,
@@ -64,7 +62,6 @@ class MarketplaceEvent(
             initializer: TagArrayBuilder<MarketplaceEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, JsonMapper.toJson(marketplace), createdAt) {
             dTag(dTag)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/product/ProductEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/product/ProductEvent.kt
index e2a7dba304..90de4c2e71 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/product/ProductEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/product/ProductEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtags
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.CancellationException
@@ -58,7 +57,6 @@ class ProductEvent(
 
     companion object {
         const val KIND = 30018
-        const val ALT_DESCRIPTION = "Marketplace product"
 
         fun build(
             product: ProductData,
@@ -67,7 +65,6 @@ class ProductEvent(
             initializer: TagArrayBuilder<ProductEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, JsonMapper.toJson(product), createdAt) {
             dTag(product.id)
-            alt(ALT_DESCRIPTION)
             categories?.let { hashtags(it) }
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/stall/StallEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/stall/StallEvent.kt
index c20e61dea8..92998a1583 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/stall/StallEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip15Marketplace/stall/StallEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.CancellationException
@@ -55,7 +54,6 @@ class StallEvent(
 
     companion object {
         const val KIND = 30017
-        const val ALT_DESCRIPTION = "Marketplace stall"
 
         fun build(
             stall: StallData,
@@ -63,7 +61,6 @@ class StallEvent(
             initializer: TagArrayBuilder<StallEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, JsonMapper.toJson(stall), createdAt) {
             dTag(stall.id)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/files/ChatMessageEncryptedFileHeaderEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/files/ChatMessageEncryptedFileHeaderEvent.kt
index b1742a042d..902016f868 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/files/ChatMessageEncryptedFileHeaderEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/files/ChatMessageEncryptedFileHeaderEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip17Dm.files.tags.EncryptionKey
 import com.vitorpamplona.quartz.nip17Dm.files.tags.EncryptionNonce
 import com.vitorpamplona.quartz.nip17Dm.files.tags.FileTypeTag
 import com.vitorpamplona.quartz.nip17Dm.messages.ChatMessageEvent
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.BlurhashTag
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
 import com.vitorpamplona.quartz.nip94FileMetadata.tags.HashSha256Tag
@@ -78,7 +77,6 @@ class ChatMessageEncryptedFileHeaderEvent(
 
     companion object {
         const val KIND = 15
-        const val ALT_DESCRIPTION = "Encrypted file in chat"
 
         fun build(
             to: List<PTag>,
@@ -97,8 +95,6 @@ class ChatMessageEncryptedFileHeaderEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChatMessageEncryptedFileHeaderEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, url, createdAt) {
-            alt(ALT_DESCRIPTION)
-
             group(to)
 
             encryptionAlgo(cipher.name())
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/messages/ChatMessageEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/messages/ChatMessageEvent.kt
index 5ab47f319b..1dbbc919a2 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/messages/ChatMessageEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/messages/ChatMessageEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.toPTag
 import com.vitorpamplona.quartz.nip17Dm.base.BaseDMGroupEvent
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -50,7 +49,6 @@ class ChatMessageEvent(
 
     companion object {
         const val KIND = 14
-        const val ALT_DESCRIPTION = "Direct message"
 
         fun build(
             msg: String,
@@ -58,7 +56,6 @@ class ChatMessageEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChatMessageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, msg, createdAt) {
-            alt(ALT_DESCRIPTION)
             group(to)
             initializer()
         }
@@ -69,7 +66,6 @@ class ChatMessageEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChatMessageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, msg, createdAt) {
-            alt(ALT_DESCRIPTION)
             reply(reply)
             group((reply.event.recipients() + reply.toPTag()).distinctBy { it.pubKey })
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/settings/ChatMessageRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/settings/ChatMessageRelayListEvent.kt
index bc77c4979e..80ed9a356f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/settings/ChatMessageRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip17Dm/settings/ChatMessageRelayListEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip17Dm.settings.tags.RelayTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -55,9 +54,7 @@ class ChatMessageRelayListEvent(
         fun createTagArray(relays: List<NormalizedRelayUrl>): Array<Array<String>> =
             relays
                 .map { RelayTag.assemble(it) }
-                .plusElement(
-                    AltTag.assemble("Relay list to receive private messages"),
-                ).toTypedArray()
+                .toTypedArray()
 
         suspend fun updateRelayList(
             earlierVersion: ChatMessageRelayListEvent,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/GenericRepostEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/GenericRepostEvent.kt
index 59ca0bec29..624ceba069 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/GenericRepostEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/GenericRepostEvent.kt
@@ -39,7 +39,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.kinds.KindTag
 import com.vitorpamplona.quartz.nip01Core.tags.kinds.kind
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import com.vitorpamplona.quartz.utils.lastNotNullOfOrNull
 
@@ -93,7 +92,6 @@ class GenericRepostEvent(
 
     companion object {
         const val KIND = 16
-        const val ALT = "Generic repost"
 
         fun build(
             eventHint: EventHintBundle<Event>,
@@ -102,8 +100,6 @@ class GenericRepostEvent(
         ) = eventTemplate(KIND, eventHint.event.toJson(), createdAt) {
             val boostedPost = eventHint.event
 
-            alt(ALT)
-
             kind(boostedPost.kind)
             pTag(PTag(boostedPost.pubKey, eventHint.authorHomeRelay))
             eTag(ETag(boostedPost.id, eventHint.relay, boostedPost.pubKey))
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/RepostEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/RepostEvent.kt
index 74e8146502..525b12cec9 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/RepostEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip18Reposts/RepostEvent.kt
@@ -39,7 +39,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.kinds.KindTag
 import com.vitorpamplona.quartz.nip01Core.tags.kinds.kind
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import com.vitorpamplona.quartz.utils.lastNotNullOfOrNull
 
@@ -93,7 +92,6 @@ class RepostEvent(
 
     companion object {
         const val KIND = 6
-        const val ALT = "Repost event"
 
         fun build(
             eventHint: EventHintBundle<Event>,
@@ -102,8 +100,6 @@ class RepostEvent(
         ) = eventTemplate(KIND, eventHint.event.toJson(), createdAt) {
             val boostedPost = eventHint.event
 
-            alt(ALT)
-
             pTag(PTag(boostedPost.pubKey, eventHint.authorHomeRelay))
             eTag(ETag(boostedPost.id, eventHint.relay, boostedPost.pubKey))
             if (boostedPost is AddressableEvent) {
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip22Comments/CommentEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip22Comments/CommentEvent.kt
index 8bd085449d..07761c3b98 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip22Comments/CommentEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip22Comments/CommentEvent.kt
@@ -44,7 +44,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
-import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
 import com.vitorpamplona.quartz.nip22Comments.tags.ReplyAddressTag
 import com.vitorpamplona.quartz.nip22Comments.tags.ReplyAuthorTag
 import com.vitorpamplona.quartz.nip22Comments.tags.ReplyEventTag
@@ -55,7 +54,6 @@ import com.vitorpamplona.quartz.nip22Comments.tags.RootAuthorTag
 import com.vitorpamplona.quartz.nip22Comments.tags.RootEventTag
 import com.vitorpamplona.quartz.nip22Comments.tags.RootIdentifierTag
 import com.vitorpamplona.quartz.nip22Comments.tags.RootKindTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip72ModCommunities.definition.CommunityDefinitionEvent
 import com.vitorpamplona.quartz.nip73ExternalIds.ExternalId
@@ -240,7 +238,6 @@ class CommentEvent(
 
     companion object {
         const val KIND = 1111
-        const val ALT = "Reply to "
 
         fun replyBuilder(
             msg: String,
@@ -248,8 +245,6 @@ class CommentEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CommentEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, msg, createdAt) {
-            alt(ALT + replyingTo.toNostrUri())
-
             if (replyingTo.event is CommentEvent) {
                 addAll(replyingTo.event.rootScopes())
                 addAll(replyingTo.event.rootKinds())
@@ -278,8 +273,6 @@ class CommentEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CommentEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, msg, createdAt) {
-            alt(ALT + extId.toScope())
-
             if (extId is GeohashId) {
                 GeoHashTag.geoMipMap(extId.geohash).forEach { rootExternalIdentity(GeohashId(it, extId.hint)) }
             } else {
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip23LongContent/LongTextNoteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip23LongContent/LongTextNoteEvent.kt
index 43d8c4c13c..93f4826b9f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip23LongContent/LongTextNoteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip23LongContent/LongTextNoteEvent.kt
@@ -49,7 +49,6 @@ import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.PublishedAtTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -157,7 +156,6 @@ class LongTextNoteEvent(
             initializer: TagArrayBuilder<LongTextNoteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
             dTag(dTag)
-            alt("Blog post: $title")
 
             title(title)
             summary?.let { summary(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelCreateEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelCreateEvent.kt
index be1db07883..ed61fa5d9e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelCreateEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelCreateEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip28PublicChat.base.ChannelData
 import com.vitorpamplona.quartz.nip28PublicChat.base.ChannelDataNorm
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -97,7 +96,6 @@ class ChannelCreateEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChannelCreateEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, data.toContent(), createdAt) {
-            alt("Public chat creation event ${data.name?.let { "about $it" }}")
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelHideMessageEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelHideMessageEvent.kt
index b62fc271c9..3c261b869f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelHideMessageEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelHideMessageEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.events.eTags
 import com.vitorpamplona.quartz.nip01Core.tags.events.taggedEventIds
 import com.vitorpamplona.quartz.nip28PublicChat.base.BasePublicChatEvent
 import com.vitorpamplona.quartz.nip28PublicChat.base.channel
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -52,7 +51,6 @@ class ChannelHideMessageEvent(
 
     companion object {
         const val KIND = 43
-        const val ALT = "Hide message instruction for public chats"
 
         fun build(
             reason: String,
@@ -61,7 +59,6 @@ class ChannelHideMessageEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChannelHideMessageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT)
             channel(channel)
             eTags(messagesToHide)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMetadataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMetadataEvent.kt
index 6395940cf2..59725804aa 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMetadataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMetadataEvent.kt
@@ -34,7 +34,6 @@ import com.vitorpamplona.quartz.nip28PublicChat.base.BasePublicChatEvent
 import com.vitorpamplona.quartz.nip28PublicChat.base.ChannelData
 import com.vitorpamplona.quartz.nip28PublicChat.base.ChannelDataNorm
 import com.vitorpamplona.quartz.nip28PublicChat.base.channel
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -116,7 +115,6 @@ class ChannelMetadataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChannelMetadataEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, data.toContent(), createdAt) {
-            alt("Public chat update to ${data.name}")
             channel(channel)
             initializer()
         }
@@ -127,7 +125,6 @@ class ChannelMetadataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChannelMetadataEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, data.toContent(), createdAt) {
-            alt("Public chat update to ${data.name}")
             channel(channel)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMuteUserEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMuteUserEvent.kt
index 51df858239..8d197750c8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMuteUserEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/admin/ChannelMuteUserEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.pTags
 import com.vitorpamplona.quartz.nip01Core.tags.people.taggedUserIds
 import com.vitorpamplona.quartz.nip28PublicChat.base.BasePublicChatEvent
 import com.vitorpamplona.quartz.nip28PublicChat.base.channel
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -52,7 +51,6 @@ class ChannelMuteUserEvent(
 
     companion object {
         const val KIND = 44
-        const val ALT = "Mute user instruction for public chats"
 
         fun build(
             reason: String,
@@ -61,7 +59,6 @@ class ChannelMuteUserEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChannelMuteUserEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT)
             channel(channel)
             pTags(usersToMute)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/list/ChannelListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/list/ChannelListEvent.kt
index a0576e5804..5f97ccde41 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/list/ChannelListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip28PublicChat/list/ChannelListEvent.kt
@@ -25,15 +25,12 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip28PublicChat.list.tags.ChannelTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -57,7 +54,6 @@ class ChannelListEvent(
 
     companion object {
         const val KIND = 10005
-        const val ALT = "Public Chat List"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -166,16 +162,7 @@ class ChannelListEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): ChannelListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): ChannelListEvent = signer.sign(createdAt, KIND, tags, content)
 
         suspend fun create(
             publicChannels: List<ChannelTag> = emptyList(),
@@ -194,7 +181,7 @@ class ChannelListEvent(
             createdAt: Long = TimeUtils.now(),
         ): ChannelListEvent {
             val privateTagArray = privateChannels.map { it.toTagArray() }.toTypedArray()
-            val publicTagArray = publicChannels.map { it.toTagArray() }.toTypedArray() + AltTag.assemble(ALT)
+            val publicTagArray = publicChannels.map { it.toTagArray() }.toTypedArray()
             return signer.signNip51List(createdAt, KIND, publicTagArray, privateTagArray)
         }
 
@@ -209,7 +196,6 @@ class ChannelListEvent(
             description = PrivateTagsInContent.encryptNip44(privateChannels.map { it.toTagArray() }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             channels(publicChannels)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupAdminsEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupAdminsEvent.kt
index af68af2f4f..c58b4d44e8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupAdminsEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupAdminsEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip29RelayGroups.tags.GroupAdminTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class GroupAdminsEvent(
 
     companion object {
         const val KIND = 39001
-        const val ALT_DESCRIPTION = "Group admins"
 
         fun build(
             groupId: String,
@@ -53,7 +51,6 @@ class GroupAdminsEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GroupAdminsEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(groupId)
             addAll(GroupAdminTag.assemble(admins))
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMembersEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMembersEvent.kt
index 56e6e3cb7b..243f008cec 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMembersEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMembersEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class GroupMembersEvent(
 
     companion object {
         const val KIND = 39002
-        const val ALT_DESCRIPTION = "Group members"
 
         fun build(
             groupId: String,
@@ -53,7 +51,6 @@ class GroupMembersEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GroupMembersEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(groupId)
             memberPubKeys.forEach { add(arrayOf("p", it)) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMetadataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMetadataEvent.kt
index 1f5223a232..b15718f7c6 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMetadataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/GroupMetadataEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.firstTagValue
 import com.vitorpamplona.quartz.nip01Core.core.hasTagWithContent
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -81,7 +80,6 @@ class GroupMetadataEvent(
 
     companion object {
         const val KIND = 39000
-        const val ALT_DESCRIPTION = "Group metadata"
 
         fun build(
             groupId: String,
@@ -92,7 +90,6 @@ class GroupMetadataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GroupMetadataEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(groupId)
             name?.let { add(arrayOf("name", it)) }
             about?.let { add(arrayOf("about", it)) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/SupportedRolesEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/SupportedRolesEvent.kt
index 9dbf7eacb4..5efe39736b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/SupportedRolesEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/metadata/SupportedRolesEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip29RelayGroups.tags.RoleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class SupportedRolesEvent(
 
     companion object {
         const val KIND = 39003
-        const val ALT_DESCRIPTION = "Group supported roles"
 
         fun build(
             groupId: String,
@@ -53,7 +51,6 @@ class SupportedRolesEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<SupportedRolesEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(groupId)
             addAll(RoleTag.assemble(roles))
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateGroupEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateGroupEvent.kt
index 0554e2c4ca..0dbed7662e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateGroupEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateGroupEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,14 +40,12 @@ class CreateGroupEvent(
 
     companion object {
         const val KIND = 9007
-        const val ALT_DESCRIPTION = "Group create"
 
         fun build(
             groupId: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CreateGroupEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateInviteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateInviteEvent.kt
index 44861e1acf..6b5ce7f322 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateInviteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/CreateInviteEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -43,7 +42,6 @@ class CreateInviteEvent(
 
     companion object {
         const val KIND = 9009
-        const val ALT_DESCRIPTION = "Group create invite"
 
         fun build(
             groupId: String,
@@ -51,7 +49,6 @@ class CreateInviteEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CreateInviteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             inviteCode(code)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteEventEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteEventEvent.kt
index 91674eb624..25ebd16183 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteEventEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteEventEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class DeleteEventEvent(
 
     companion object {
         const val KIND = 9005
-        const val ALT_DESCRIPTION = "Group delete event"
 
         fun build(
             groupId: String,
@@ -54,7 +52,6 @@ class DeleteEventEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<DeleteEventEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             eventIds.forEach { add(arrayOf("e", it)) }
             previous(previousEvents)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteGroupEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteGroupEvent.kt
index 6f71cfdbbf..fb1bc7df0c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteGroupEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/DeleteGroupEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,14 +40,12 @@ class DeleteGroupEvent(
 
     companion object {
         const val KIND = 9008
-        const val ALT_DESCRIPTION = "Group delete"
 
         fun build(
             groupId: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<DeleteGroupEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/EditMetadataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/EditMetadataEvent.kt
index f05b72d963..500c82e776 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/EditMetadataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/EditMetadataEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip29RelayGroups.metadata.GroupMetadataEvent
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -44,7 +43,6 @@ class EditMetadataEvent(
 
     companion object {
         const val KIND = 9002
-        const val ALT_DESCRIPTION = "Group edit metadata"
 
         fun build(
             groupId: String,
@@ -56,7 +54,6 @@ class EditMetadataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<EditMetadataEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             name?.let { add(arrayOf("name", it)) }
             about?.let { add(arrayOf("about", it)) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/PutUserEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/PutUserEvent.kt
index 0fbf979181..b6b9e48b9f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/PutUserEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/PutUserEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class PutUserEvent(
 
     companion object {
         const val KIND = 9000
-        const val ALT_DESCRIPTION = "Group add user"
 
         fun build(
             groupId: String,
@@ -54,7 +52,6 @@ class PutUserEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PutUserEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             pubKeysWithRoles.forEach { (pubKey, roles) ->
                 userPubKeyWithRoles(pubKey, roles)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/RemoveUserEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/RemoveUserEvent.kt
index 162e63252d..09d7ea35fb 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/RemoveUserEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/moderation/RemoveUserEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class RemoveUserEvent(
 
     companion object {
         const val KIND = 9001
-        const val ALT_DESCRIPTION = "Group remove user"
 
         fun build(
             groupId: String,
@@ -54,7 +52,6 @@ class RemoveUserEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RemoveUserEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             pubKeys.forEach { userPubKey(it) }
             previous(previousEvents)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/JoinRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/JoinRequestEvent.kt
index c75f3021b7..2db9b25108 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/JoinRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/JoinRequestEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip29RelayGroups.moderation.groupId
 import com.vitorpamplona.quartz.nip29RelayGroups.moderation.inviteCode
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -45,7 +44,6 @@ class JoinRequestEvent(
 
     companion object {
         const val KIND = 9021
-        const val ALT_DESCRIPTION = "Group join request"
 
         fun build(
             groupId: String,
@@ -54,7 +52,6 @@ class JoinRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<JoinRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             inviteCode?.let { inviteCode(it) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/LeaveRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/LeaveRequestEvent.kt
index 74999557d1..429750cc61 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/LeaveRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip29RelayGroups/request/LeaveRequestEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip29RelayGroups.moderation.groupId
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -42,7 +41,6 @@ class LeaveRequestEvent(
 
     companion object {
         const val KIND = 9022
-        const val ALT_DESCRIPTION = "Group leave request"
 
         fun build(
             groupId: String,
@@ -50,7 +48,6 @@ class LeaveRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<LeaveRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT_DESCRIPTION)
             groupId(groupId)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/pack/EmojiPackEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/pack/EmojiPackEvent.kt
index 46f9507929..92fd6e5bb1 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/pack/EmojiPackEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/pack/EmojiPackEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip30CustomEmoji.EmojiUrlTag
 import com.vitorpamplona.quartz.nip30CustomEmoji.emojis
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.tags.DescriptionTag
@@ -84,7 +83,6 @@ class EmojiPackEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<EmojiPackEvent>.() -> Unit = {},
         ) = eventTemplate<EmojiPackEvent>(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTag)
             title(name)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/selection/EmojiPackSelectionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/selection/EmojiPackSelectionEvent.kt
index a2174bf871..774f834730 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/selection/EmojiPackSelectionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/selection/EmojiPackSelectionEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventUpdate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.toATag
 import com.vitorpamplona.quartz.nip30CustomEmoji.pack.EmojiPackEvent
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -55,7 +54,6 @@ class EmojiPackSelectionEvent(
 
     companion object {
         const val KIND = 10030
-        const val ALT_DESCRIPTION = "Emoji selection"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -87,7 +85,6 @@ class EmojiPackSelectionEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<EmojiPackSelectionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             packs(listOfEmojiPacks.map { it.toATag() })
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip31Alts/TagArrayBuilderExt.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip31Alts/TagArrayBuilderExt.kt
index f53e5f41e8..10287e42bc 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip31Alts/TagArrayBuilderExt.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip31Alts/TagArrayBuilderExt.kt
@@ -23,4 +23,11 @@ package com.vitorpamplona.quartz.nip31Alts
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 
+/**
+ * Writes an `alt` tag. The generic NIP-31 "alt" client-hint is deprecated, so do
+ * NOT use this to add a boilerplate description of the event kind. It remains only
+ * for file-metadata events (e.g. NIP-94 kind 1063, NIP-17 encrypted file headers)
+ * where the `alt` tag is the accessibility description of the file itself, and only
+ * when the user actually provided one.
+ */
 fun <T : Event> TagArrayBuilder<T>.alt(altDescriptor: String) = addUnique(AltTag.assemble(altDescriptor))
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip32Labeling/LabelEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip32Labeling/LabelEvent.kt
index 974bfec5a0..8ca3bd4f92 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip32Labeling/LabelEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip32Labeling/LabelEvent.kt
@@ -39,7 +39,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.events.toETag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.HashtagTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip32Labeling.tags.LabelNamespaceTag
 import com.vitorpamplona.quartz.nip32Labeling.tags.LabelTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -114,7 +113,6 @@ class LabelEvent(
 
     companion object {
         const val KIND = 1985
-        const val ALT = "Label event"
 
         /**
          * NIP-32 tag-association namespace for hashtags. A label of the form
@@ -133,7 +131,6 @@ class LabelEvent(
             hashtag: String,
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate<LabelEvent>(KIND, "", createdAt) {
-            alt(ALT)
             eTag(labeledEvent.toETag())
             val tag = LabelTag(hashtag.removePrefix("#").lowercase(), HASHTAG_NAMESPACE)
             labelNamespace(tag.namespace)
@@ -151,7 +148,6 @@ class LabelEvent(
             content: String = "",
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate<LabelEvent>(KIND, content, createdAt) {
-            alt(ALT)
             eTag(ETag(labeledEventId, labeledEventRelay?.let { RelayUrlNormalizer.normalizeOrNull(it) }, labeledEventAuthor))
             labels.map { it.namespace }.distinct().forEach { labelNamespace(it) }
             labels.forEach { label(it) }
@@ -167,7 +163,6 @@ class LabelEvent(
             content: String = "",
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate<LabelEvent>(KIND, content, createdAt) {
-            alt(ALT)
             pTag(labeledPubKey, labeledPubKeyRelay?.let { RelayUrlNormalizer.normalizeOrNull(it) })
             labels.map { it.namespace }.distinct().forEach { labelNamespace(it) }
             labels.forEach { label(it) }
@@ -181,7 +176,6 @@ class LabelEvent(
             content: String = "",
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate<LabelEvent>(KIND, content, createdAt) {
-            alt(ALT)
             labels.map { it.namespace }.distinct().forEach { labelNamespace(it) }
             labels.forEach { label(it) }
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/grasp/UserGraspListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/grasp/UserGraspListEvent.kt
index 11ebd05b03..4ab519fa3b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/grasp/UserGraspListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/grasp/UserGraspListEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.grasp.tags.GraspTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -55,7 +54,6 @@ class UserGraspListEvent(
 
     companion object {
         const val KIND = 10317
-        const val ALT = "Preferred grasp servers for Git over Nostr"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -64,7 +62,6 @@ class UserGraspListEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<UserGraspListEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             grasps.forEach { add(GraspTag.assemble(it)) }
             initializer()
         }
@@ -74,7 +71,6 @@ class UserGraspListEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<UserGraspListEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             grasps.forEach { add(GraspTag.assemble(it)) }
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/issue/GitIssueEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/issue/GitIssueEvent.kt
index 900a195233..8a693019dc 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/issue/GitIssueEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/issue/GitIssueEvent.kt
@@ -43,7 +43,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.repository.GitRepositoryEvent
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -119,7 +118,6 @@ class GitIssueEvent(
 
     companion object {
         const val KIND = 1621
-        const val ALT_DESCRIPTION = "A Git Issue"
 
         fun build(
             subject: String,
@@ -130,7 +128,6 @@ class GitIssueEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitIssueEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             subject(subject)
             repository(repository)
             notify(notify)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/patch/GitPatchEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/patch/GitPatchEvent.kt
index 9547446908..fe22921a31 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/patch/GitPatchEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/patch/GitPatchEvent.kt
@@ -37,7 +37,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTags
 import com.vitorpamplona.quartz.nip10Notes.tags.MarkedETag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.patch.tags.CommitPgpSigTag
 import com.vitorpamplona.quartz.nip34Git.patch.tags.CommitTag
 import com.vitorpamplona.quartz.nip34Git.patch.tags.Committer
@@ -118,7 +117,6 @@ class GitPatchEvent(
 
     companion object {
         const val KIND = 1617
-        const val ALT = "A Git Patch"
         const val ROOT = "root"
         const val ROOT_REVISION = "root-revision"
 
@@ -150,7 +148,6 @@ class GitPatchEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitPatchEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, patch, createdAt) {
-            alt(ALT)
             repository(repository)
             euc(earliestUniqueCommit)
             pTag(repository.event.pubKey, repository.authorHomeRelay)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestEvent.kt
index 16cc045e87..c9d67b6398 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestEvent.kt
@@ -36,7 +36,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTags
 import com.vitorpamplona.quartz.nip14Subject.SubjectTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.pr.tags.BranchNameTag
 import com.vitorpamplona.quartz.nip34Git.pr.tags.CurrentCommitTag
 import com.vitorpamplona.quartz.nip34Git.pr.tags.MergeBaseTag
@@ -103,7 +102,6 @@ class GitPullRequestEvent(
 
     companion object {
         const val KIND = 1618
-        const val ALT = "A Git Pull Request"
 
         /**
          * Build a NIP-34 kind-1618 pull request event.
@@ -135,7 +133,6 @@ class GitPullRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitPullRequestEvent>.() -> Unit = {},
         ) = eventTemplate<GitPullRequestEvent>(KIND, description, createdAt) {
-            alt(ALT)
             repository(repository)
             euc(earliestUniqueCommit)
             pTag(repository.event.pubKey, repository.authorHomeRelay)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestUpdateEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestUpdateEvent.kt
index 81d2e19270..898187ae25 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestUpdateEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/pr/GitPullRequestUpdateEvent.kt
@@ -35,7 +35,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTags
 import com.vitorpamplona.quartz.nip22Comments.tags.RootAuthorTag
 import com.vitorpamplona.quartz.nip22Comments.tags.RootEventTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.pr.tags.CurrentCommitTag
 import com.vitorpamplona.quartz.nip34Git.pr.tags.MergeBaseTag
 import com.vitorpamplona.quartz.nip34Git.repository.GitRepositoryEvent
@@ -90,7 +89,6 @@ class GitPullRequestUpdateEvent(
 
     companion object {
         const val KIND = 1619
-        const val ALT = "A Git Pull Request Update"
 
         /**
          * Build a NIP-34 kind-1619 pull-request update event.
@@ -114,7 +112,6 @@ class GitPullRequestUpdateEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitPullRequestUpdateEvent>.() -> Unit = {},
         ) = eventTemplate<GitPullRequestUpdateEvent>(KIND, "", createdAt) {
-            alt(ALT)
             parentPullRequest(parentPullRequest)
             parentPullRequestAuthor(parentPullRequest)
             repository(repository)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/repository/GitRepositoryEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/repository/GitRepositoryEvent.kt
index 3cce25f932..cf3451008a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/repository/GitRepositoryEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/repository/GitRepositoryEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.HashtagTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtags
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.repository.tags.CloneTag
 import com.vitorpamplona.quartz.nip34Git.repository.tags.DescriptionTag
 import com.vitorpamplona.quartz.nip34Git.repository.tags.EucTag
@@ -94,7 +93,6 @@ class GitRepositoryEvent(
 
     companion object {
         const val KIND = 30617
-        const val ALT_DESCRIPTION = "Git Repository"
         const val PERSONAL_FORK = "personal-fork"
 
         @OptIn(ExperimentalUuidApi::class)
@@ -107,7 +105,6 @@ class GitRepositoryEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitRepositoryEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTag)
             name(name)
             description?.let { description(it) }
@@ -131,7 +128,6 @@ class GitRepositoryEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitRepositoryEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTag)
             name(name)
             description?.let { description(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/state/GitRepositoryStateEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/state/GitRepositoryStateEvent.kt
index 2c0f66f971..dd1c7a11b5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/state/GitRepositoryStateEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/state/GitRepositoryStateEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip34Git.state.tags.HeadTag
 import com.vitorpamplona.quartz.nip34Git.state.tags.RefTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -61,7 +60,6 @@ class GitRepositoryStateEvent(
 
     companion object {
         const val KIND = 30618
-        const val ALT_DESCRIPTION = "Git Repository State"
 
         fun build(
             dTag: String,
@@ -70,7 +68,6 @@ class GitRepositoryStateEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<GitRepositoryStateEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(dTag)
             refs.forEach { ref(it) }
             head?.let { head(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusAppliedEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusAppliedEvent.kt
index 32501ed204..7273666b3e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusAppliedEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusAppliedEvent.kt
@@ -60,7 +60,6 @@ class GitStatusAppliedEvent(
 
     companion object {
         const val KIND = KIND_APPLIED
-        const val ALT = "A Git Applied Status"
 
         fun <T : Event> build(
             content: String,
@@ -73,7 +72,6 @@ class GitStatusAppliedEvent(
             initializer: TagArrayBuilder<GitStatusAppliedEvent>.() -> Unit = {},
         ) = GitStatusBuilders.buildStatus<GitStatusAppliedEvent, T>(
             kind = KIND,
-            altDescriptor = ALT,
             content = content,
             target = target,
             notify = notify,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusBuilders.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusBuilders.kt
index b50a254449..7d16e3087d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusBuilders.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusBuilders.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTags
 import com.vitorpamplona.quartz.nip10Notes.tags.MarkedETag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -40,14 +39,12 @@ import com.vitorpamplona.quartz.utils.TimeUtils
 object GitStatusBuilders {
     fun <E : GitStatusEvent, T : Event> buildStatus(
         kind: Int,
-        altDescriptor: String,
         content: String,
         target: EventHintBundle<T>,
         notify: List<PTag> = emptyList(),
         createdAt: Long = TimeUtils.now(),
         initializer: TagArrayBuilder<E>.() -> Unit = {},
     ) = eventTemplate<E>(kind, content, createdAt) {
-        alt(altDescriptor)
         add(
             MarkedETag.assemble(
                 target.event.id,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusClosedEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusClosedEvent.kt
index d2b15c35db..5a9f4baaf7 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusClosedEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusClosedEvent.kt
@@ -39,7 +39,6 @@ class GitStatusClosedEvent(
 ) : GitStatusEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = KIND_CLOSED
-        const val ALT = "A Git Closed Status"
 
         fun <T : com.vitorpamplona.quartz.nip01Core.core.Event> build(
             content: String,
@@ -49,7 +48,6 @@ class GitStatusClosedEvent(
             initializer: TagArrayBuilder<GitStatusClosedEvent>.() -> Unit = {},
         ) = GitStatusBuilders.buildStatus<GitStatusClosedEvent, T>(
             kind = KIND,
-            altDescriptor = ALT,
             content = content,
             target = target,
             notify = notify,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusDraftEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusDraftEvent.kt
index 627f442f33..2f4fa4295b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusDraftEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusDraftEvent.kt
@@ -39,7 +39,6 @@ class GitStatusDraftEvent(
 ) : GitStatusEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = KIND_DRAFT
-        const val ALT = "A Git Draft Status"
 
         fun <T : com.vitorpamplona.quartz.nip01Core.core.Event> build(
             content: String,
@@ -49,7 +48,6 @@ class GitStatusDraftEvent(
             initializer: TagArrayBuilder<GitStatusDraftEvent>.() -> Unit = {},
         ) = GitStatusBuilders.buildStatus<GitStatusDraftEvent, T>(
             kind = KIND,
-            altDescriptor = ALT,
             content = content,
             target = target,
             notify = notify,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusOpenEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusOpenEvent.kt
index 67b2afe71e..649f9af5ec 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusOpenEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip34Git/status/GitStatusOpenEvent.kt
@@ -39,7 +39,6 @@ class GitStatusOpenEvent(
 ) : GitStatusEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = KIND_OPEN
-        const val ALT = "A Git Open Status"
 
         fun <T : com.vitorpamplona.quartz.nip01Core.core.Event> build(
             content: String,
@@ -49,7 +48,6 @@ class GitStatusOpenEvent(
             initializer: TagArrayBuilder<GitStatusOpenEvent>.() -> Unit = {},
         ) = GitStatusBuilders.buildStatus<GitStatusOpenEvent, T>(
             kind = KIND,
-            altDescriptor = ALT,
             content = content,
             target = target,
             notify = notify,
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentCommentEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentCommentEvent.kt
index 699e64911d..e381d01d0d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentCommentEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentCommentEvent.kt
@@ -47,7 +47,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -118,7 +117,6 @@ class TorrentCommentEvent(
     @Suppress("DEPRECATION")
     companion object {
         const val KIND = 2004
-        const val ALT_DESCRIPTION = "Comment for a Torrent file"
 
         fun build(
             message: String,
@@ -152,7 +150,6 @@ class TorrentCommentEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<TorrentCommentEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, post, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentEvent.kt
index 4648feaa5d..8475c527e2 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip35Torrents/TorrentEvent.kt
@@ -32,7 +32,6 @@ import com.vitorpamplona.quartz.nip10Notes.content.findNostrUris
 import com.vitorpamplona.quartz.nip10Notes.content.findURLs
 import com.vitorpamplona.quartz.nip18Reposts.quotes.quotes
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip35Torrents.tags.BtihTag
 import com.vitorpamplona.quartz.nip35Torrents.tags.FileTag
 import com.vitorpamplona.quartz.nip35Torrents.tags.InfoHashTag
@@ -98,7 +97,6 @@ class TorrentEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<TorrentEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description ?: "", createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
 
@@ -109,11 +107,9 @@ class TorrentEvent(
             description: String? = null,
             x: String? = null,
             trackers: List<String>? = null,
-            alt: String? = null,
             contentWarningReason: String? = null,
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate(KIND, description ?: "", createdAt) {
-            alt(alt ?: ALT_DESCRIPTION)
             title(title)
             btih(btih)
             files(files)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/DraftWrapEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/DraftWrapEvent.kt
index 31d818e45a..b5d4954865 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/DraftWrapEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/DraftWrapEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.kinds.kind
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip40Expiration.expiration
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -67,7 +66,6 @@ class DraftWrapEvent(
 
     companion object {
         const val KIND = 31234
-        const val ALT_DESCRIPTION = "Draft Event"
 
         fun createAddress(
             pubKey: HexKey,
@@ -90,7 +88,6 @@ class DraftWrapEvent(
             description = signer.nip44Encrypt(draft.toJson(), signer.pubKey),
             createdAt = createdAt,
         ) {
-            alt(ALT_DESCRIPTION)
             dTag(dTag)
             kind(draft.kind)
             expiration(TimeUtils.ninetyDaysFromNow())
@@ -111,7 +108,6 @@ class DraftWrapEvent(
             description = "",
             createdAt = createdAt,
         ) {
-            alt(ALT_DESCRIPTION)
             expiration(TimeUtils.oneMinuteFromNow())
             dTag(dTag)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/privateOutbox/PrivateOutboxRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/privateOutbox/PrivateOutboxRelayListEvent.kt
index da1f158441..ef1d066acf 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/privateOutbox/PrivateOutboxRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip37Drafts/privateOutbox/PrivateOutboxRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -59,9 +57,6 @@ class PrivateOutboxRelayListEvent(
         const val KIND = 10013
         const val FIXED_D_TAG = ""
 
-        val ALT = "Relay list to store private content from this author"
-        val TAGS = arrayOf(AltTag.assemble(ALT))
-
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
         fun createAddressATag(pubKey: HexKey): ATag = ATag(KIND, pubKey, FIXED_D_TAG, null)
@@ -89,7 +84,7 @@ class PrivateOutboxRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): PrivateOutboxRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun create(
@@ -98,7 +93,7 @@ class PrivateOutboxRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): PrivateOutboxRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -112,7 +107,6 @@ class PrivateOutboxRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             privateRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip39ExtIdentities/ExternalIdentitiesEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip39ExtIdentities/ExternalIdentitiesEvent.kt
index fb3fc40a7b..d191cb17c3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip39ExtIdentities/ExternalIdentitiesEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip39ExtIdentities/ExternalIdentitiesEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.core.builder
 import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -42,7 +41,6 @@ class ExternalIdentitiesEvent(
 ) : BaseReplaceableEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 10011
-        const val ALT_DESCRIPTION = "External Identities"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
@@ -57,7 +55,6 @@ class ExternalIdentitiesEvent(
             initializer: TagArrayBuilder<ExternalIdentitiesEvent>.() -> Unit = {},
         ): EventTemplate<ExternalIdentitiesEvent> =
             eventTemplate(KIND, "", createdAt) {
-                alt(ALT_DESCRIPTION)
                 twitter?.let { twitterClaim(it) }
                 mastodon?.let { mastodonClaim(it) }
                 github?.let { githubClaim(it) }
@@ -74,7 +71,6 @@ class ExternalIdentitiesEvent(
         ): EventTemplate<ExternalIdentitiesEvent> {
             val tags =
                 latest.tags.builder {
-                    alt(ALT_DESCRIPTION)
                     val newClaims = latest.replaceClaims(twitter, mastodon, github)
                     remove(IdentityClaimTag.TAG_NAME)
                     claims(newClaims)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/addMember/RelayAddMemberEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/addMember/RelayAddMemberEvent.kt
index 8c387a6a9f..2acd2de6da 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/addMember/RelayAddMemberEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/addMember/RelayAddMemberEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip70ProtectedEvts.protect
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -43,14 +42,12 @@ class RelayAddMemberEvent(
 
     companion object {
         const val KIND = 8000
-        const val ALT_DESCRIPTION = "Relay member added"
 
         fun build(
             memberPubKeys: List<HexKey>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayAddMemberEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             protect()
             memberPubKeys.forEach { add(PTag.assemble(it, null)) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/inviteRequest/RelayInviteRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/inviteRequest/RelayInviteRequestEvent.kt
index e5ad571670..fde64991fd 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/inviteRequest/RelayInviteRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/inviteRequest/RelayInviteRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class RelayInviteRequestEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 28935
-        const val ALT_DESCRIPTION = "Relay invite request"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayInviteRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/joinRequest/RelayJoinRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/joinRequest/RelayJoinRequestEvent.kt
index 57c8667d28..3c64941867 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/joinRequest/RelayJoinRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/joinRequest/RelayJoinRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,14 +40,12 @@ class RelayJoinRequestEvent(
 
     companion object {
         const val KIND = 28934
-        const val ALT_DESCRIPTION = "Relay join request"
 
         fun build(
             claim: String? = null,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayJoinRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             claim?.let { claim(it) }
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/leaveRequest/RelayLeaveRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/leaveRequest/RelayLeaveRequestEvent.kt
index 07824cbb31..e28d410a7d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/leaveRequest/RelayLeaveRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/leaveRequest/RelayLeaveRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip70ProtectedEvts.protect
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,13 +39,11 @@ class RelayLeaveRequestEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 28936
-        const val ALT_DESCRIPTION = "Relay leave request"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayLeaveRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             protect()
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/list/RelayMembershipListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/list/RelayMembershipListEvent.kt
index 0b22cd6758..9993cb05b7 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/list/RelayMembershipListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/list/RelayMembershipListEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip70ProtectedEvts.protect
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -42,14 +41,12 @@ class RelayMembershipListEvent(
 
     companion object {
         const val KIND = 13534
-        const val ALT_DESCRIPTION = "Relay membership list"
 
         fun build(
             members: List<HexKey>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayMembershipListEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             protect()
             members(members)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/removeMember/RelayRemoveMemberEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/removeMember/RelayRemoveMemberEvent.kt
index 83b82c41c6..91f4ce7530 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/removeMember/RelayRemoveMemberEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip43RelayMembers/removeMember/RelayRemoveMemberEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip70ProtectedEvts.protect
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -43,14 +42,12 @@ class RelayRemoveMemberEvent(
 
     companion object {
         const val KIND = 8001
-        const val ALT_DESCRIPTION = "Relay member removed"
 
         fun build(
             memberPubKeys: List<HexKey>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayRemoveMemberEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             protect()
             memberPubKeys.forEach { add(PTag.assemble(it, null)) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentRequestEvent.kt
index d98476399c..e9de87634e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentRequestEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip47WalletConnect.rpc.PayInvoiceMethod
 import com.vitorpamplona.quartz.nip47WalletConnect.rpc.Request
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -58,7 +57,6 @@ class LnZapPaymentRequestEvent(
 
     companion object {
         const val KIND = 23194
-        const val ALT = "NWC request"
 
         suspend fun create(
             lnInvoice: String,
@@ -84,9 +82,9 @@ class LnZapPaymentRequestEvent(
 
             val tags =
                 if (useNip44) {
-                    arrayOf(arrayOf("p", walletServicePubkey), AltTag.assemble(ALT), arrayOf("encryption", "nip44_v2"))
+                    arrayOf(arrayOf("p", walletServicePubkey), arrayOf("encryption", "nip44_v2"))
                 } else {
-                    arrayOf(arrayOf("p", walletServicePubkey), AltTag.assemble(ALT))
+                    arrayOf(arrayOf("p", walletServicePubkey))
                 }
 
             val encrypted =
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentResponseEvent.kt
index ebabe68a79..88b6519e95 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/LnZapPaymentResponseEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip47WalletConnect.rpc.Response
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -58,7 +57,6 @@ class LnZapPaymentResponseEvent(
 
     companion object {
         const val KIND = 23195
-        const val ALT = "NWC response"
 
         /**
          * Creates an NWC response event (server-side).
@@ -84,7 +82,6 @@ class LnZapPaymentResponseEvent(
                 arrayOf(
                     arrayOf("p", clientPubkey),
                     arrayOf("e", requestEvent.id),
-                    AltTag.assemble(ALT),
                 )
 
             val encrypted =
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcInfoEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcInfoEvent.kt
index 3691d3dc10..8c48c2e6e4 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcInfoEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcInfoEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip47WalletConnect.tags.EncryptionTag
 import com.vitorpamplona.quartz.nip47WalletConnect.tags.NotificationsTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -51,7 +50,6 @@ class NwcInfoEvent(
 
     companion object {
         const val KIND = 13194
-        const val ALT_DESCRIPTION = "Wallet service info"
 
         fun build(
             capabilities: List<String>,
@@ -60,7 +58,6 @@ class NwcInfoEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NwcInfoEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, capabilities.joinToString(" "), createdAt) {
-            alt(ALT_DESCRIPTION)
             encryptionSchemes?.let { addUnique(EncryptionTag.assemble(it)) }
             notificationTypes?.let { addUnique(NotificationsTag.assemble(it)) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcNotificationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcNotificationEvent.kt
index 825b4c8942..e734941faa 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcNotificationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip47WalletConnect/events/NwcNotificationEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip47WalletConnect.rpc.Notification
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -56,7 +55,6 @@ class NwcNotificationEvent(
     companion object {
         const val KIND = 23197
         const val LEGACY_KIND = 23196
-        const val ALT = "Wallet notification"
 
         /**
          * Creates an NWC notification event (server-side).
@@ -78,7 +76,6 @@ class NwcNotificationEvent(
             val tags =
                 arrayOf(
                     arrayOf("p", clientPubkey),
-                    AltTag.assemble(ALT),
                 )
 
             val encrypted = signer.nip44Encrypt(serialized, clientPubkey)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip50Search/SearchRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip50Search/SearchRelayListEvent.kt
index 3e36f2063f..dc23dc6e23 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip50Search/SearchRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip50Search/SearchRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class SearchRelayListEvent(
 
     companion object {
         const val KIND = 10007
-        val ALT = "Relay list to use for Search"
-        val ALT_TAG = arrayOf(AltTag.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey)
 
@@ -87,7 +83,7 @@ class SearchRelayListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): SearchRelayListEvent {
-            val publicTagArray = relays.map { RelayTag.assemble(it) }.plus(ALT_TAG).toTypedArray()
+            val publicTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
             return signer.signNip51List(createdAt, KIND, publicTagArray, emptyArray())
         }
 
@@ -96,7 +92,7 @@ class SearchRelayListEvent(
             signer: NostrSignerSync,
             createdAt: Long = TimeUtils.now(),
         ): SearchRelayListEvent {
-            val publicTagArray = relays.map { RelayTag.assemble(it) }.plus(ALT_TAG).toTypedArray()
+            val publicTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
             return signer.signNip51List(createdAt, KIND, publicTagArray, emptyArray())
         }
 
@@ -111,7 +107,6 @@ class SearchRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             searchRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/PinListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/PinListEvent.kt
index 13ac854473..1674ca6164 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/PinListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/PinListEvent.kt
@@ -25,10 +25,8 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.EventBookmark
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -54,7 +52,6 @@ class PinListEvent(
 
     companion object {
         const val KIND = 10001
-        const val ALT = "Pinned Notes"
 
         fun createPinAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -63,7 +60,7 @@ class PinListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): PinListEvent {
-            val tags = arrayOf(pin.toTagArray(), AltTag.assemble(ALT))
+            val tags = arrayOf(pin.toTagArray())
             return signer.sign(createdAt, KIND, tags, "")
         }
 
@@ -96,12 +93,7 @@ class PinListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): PinListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, "")
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/appCurationSet/AppCurationSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/appCurationSet/AppCurationSetEvent.kt
index 2be5f3968d..2320bbd1b0 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/appCurationSet/AppCurationSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/appCurationSet/AppCurationSetEvent.kt
@@ -26,13 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
 import com.vitorpamplona.quartz.nip51Lists.remove
@@ -70,7 +67,6 @@ class AppCurationSetEvent(
 
     companion object {
         const val KIND = 30267
-        const val ALT = "App Curation Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -109,12 +105,7 @@ class AppCurationSetEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): AppCurationSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -150,7 +141,6 @@ class AppCurationSetEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             apps(apps)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/articleCurationSet/ArticleCurationSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/articleCurationSet/ArticleCurationSetEvent.kt
index c98dd4fd15..1535c66d8e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/articleCurationSet/ArticleCurationSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/articleCurationSet/ArticleCurationSetEvent.kt
@@ -25,15 +25,12 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
@@ -82,7 +79,6 @@ class ArticleCurationSetEvent(
 
     companion object {
         const val KIND = 30004
-        const val ALT = "Article Curation Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -155,12 +151,7 @@ class ArticleCurationSetEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): ArticleCurationSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -199,7 +190,6 @@ class ArticleCurationSetEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             bookmarks(publicItems)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/BookmarkListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/BookmarkListEvent.kt
index 0438551672..0a2a9c95a1 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/BookmarkListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/BookmarkListEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateReplaceableTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
@@ -77,7 +74,6 @@ class BookmarkListEvent(
 
     companion object {
         const val KIND = 10003
-        const val ALT = "List of bookmarks"
 
         fun createBookmarkAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -185,12 +181,7 @@ class BookmarkListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): BookmarkListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -218,7 +209,6 @@ class BookmarkListEvent(
             description = PrivateTagsInContent.encryptNip44(privateBookmarks.map { it.toTagArray() }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             title(title)
             bookmarks(publicBookmarks)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/OldBookmarkListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/OldBookmarkListEvent.kt
index 32d9b050f2..ba49e6f75c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/OldBookmarkListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/bookmarkList/OldBookmarkListEvent.kt
@@ -25,15 +25,12 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
@@ -78,7 +75,6 @@ class OldBookmarkListEvent(
 
     companion object {
         const val KIND = 30001
-        const val ALT = "List of bookmarks"
         const val DEFAULT_D_TAG_BOOKMARKS = "bookmark"
 
         fun createBookmarkAddress(pubKey: HexKey) = Address(KIND, pubKey, DEFAULT_D_TAG_BOOKMARKS)
@@ -187,12 +183,7 @@ class OldBookmarkListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): OldBookmarkListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -223,7 +214,6 @@ class OldBookmarkListEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             addUnique(TitleTag.assemble(title))
             addAll(publicBookmarks.map { it.toTagArray() })
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/favoriteAlgoFeedsList/FavoriteAlgoFeedsListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/favoriteAlgoFeedsList/FavoriteAlgoFeedsListEvent.kt
index d4b673582b..e7a00838fe 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/favoriteAlgoFeedsList/FavoriteAlgoFeedsListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/favoriteAlgoFeedsList/FavoriteAlgoFeedsListEvent.kt
@@ -25,12 +25,9 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
@@ -52,7 +49,6 @@ class FavoriteAlgoFeedsListEvent(
 
     companion object {
         const val KIND = 10090
-        const val ALT = "Favorite algo-feeds list"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -148,12 +144,7 @@ class FavoriteAlgoFeedsListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): FavoriteAlgoFeedsListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -183,7 +174,6 @@ class FavoriteAlgoFeedsListEvent(
                 ),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             favoriteAlgoFeeds(publicFeeds)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/followList/FollowListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/followList/FollowListEvent.kt
index 6edd0c861b..d1341702eb 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/followList/FollowListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/followList/FollowListEvent.kt
@@ -25,13 +25,10 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.UserTag
 import com.vitorpamplona.quartz.nip51Lists.remove
@@ -73,7 +70,6 @@ class FollowListEvent(
 
     companion object {
         const val KIND = 39089
-        const val ALT = "List of people to follow"
 
         fun createAddress(
             pubKey: HexKey,
@@ -140,12 +136,7 @@ class FollowListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): FollowListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -175,7 +166,6 @@ class FollowListEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(name)
             people(people)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/geohashList/GeohashListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/geohashList/GeohashListEvent.kt
index 15624bea87..4822e39119 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/geohashList/GeohashListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/geohashList/GeohashListEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.geohash.GeoHashTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -57,7 +54,6 @@ class GeohashListEvent(
 
     companion object {
         const val KIND = 10081
-        const val ALT = "Geohash List"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -169,12 +165,7 @@ class GeohashListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): GeohashListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -196,7 +187,7 @@ class GeohashListEvent(
             createdAt: Long = TimeUtils.now(),
         ): GeohashListEvent {
             val privateTagArray = publicGeohashes.map { GeoHashTag.assembleSingle(it) }.toTypedArray()
-            val publicTagArray = privateGeohashes.map { GeoHashTag.assembleSingle(it) }.toTypedArray() + AltTag.assemble(ALT)
+            val publicTagArray = privateGeohashes.map { GeoHashTag.assembleSingle(it) }.toTypedArray()
             return signer.signNip51List(createdAt, KIND, publicTagArray, privateTagArray)
         }
 
@@ -211,7 +202,6 @@ class GeohashListEvent(
             description = PrivateTagsInContent.encryptNip44(privateGeohashes.map { GeoHashTag.assembleSingle(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             geohashes(publicGeohashes)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitAuthorList/GitAuthorListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitAuthorList/GitAuthorListEvent.kt
index 64dced6684..84d5999307 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitAuthorList/GitAuthorListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitAuthorList/GitAuthorListEvent.kt
@@ -24,11 +24,9 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.gitAuthorList.tags.GitAuthorTag
@@ -55,7 +53,6 @@ class GitAuthorListEvent(
 
     companion object {
         const val KIND = 10017
-        const val ALT = "Git Authors List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -129,12 +126,7 @@ class GitAuthorListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): GitAuthorListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitRepositoryList/GitRepositoryListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitRepositoryList/GitRepositoryListEvent.kt
index 0cb4ee6223..a80e4f396e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitRepositoryList/GitRepositoryListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/gitRepositoryList/GitRepositoryListEvent.kt
@@ -24,11 +24,9 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
@@ -55,7 +53,6 @@ class GitRepositoryListEvent(
 
     companion object {
         const val KIND = 10018
-        const val ALT = "Git Repositories List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -129,12 +126,7 @@ class GitRepositoryListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): GitRepositoryListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiAuthorList/GoodWikiAuthorListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiAuthorList/GoodWikiAuthorListEvent.kt
index 9146d22ad9..8885ca44ab 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiAuthorList/GoodWikiAuthorListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiAuthorList/GoodWikiAuthorListEvent.kt
@@ -24,11 +24,9 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.UserTag
@@ -55,7 +53,6 @@ class GoodWikiAuthorListEvent(
 
     companion object {
         const val KIND = 10101
-        const val ALT = "Good Wiki Authors List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -129,12 +126,7 @@ class GoodWikiAuthorListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): GoodWikiAuthorListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiRelayList/GoodWikiRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiRelayList/GoodWikiRelayListEvent.kt
index 536937ff46..c70b4cb373 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiRelayList/GoodWikiRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/goodWikiRelayList/GoodWikiRelayListEvent.kt
@@ -24,11 +24,9 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.relayLists.tags.RelayTag
@@ -53,7 +51,6 @@ class GoodWikiRelayListEvent(
 
     companion object {
         const val KIND = 10102
-        const val ALT = "Good Wiki Relays List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -128,12 +125,7 @@ class GoodWikiRelayListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): GoodWikiRelayListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/hashtagList/HashtagListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/hashtagList/HashtagListEvent.kt
index a095271cc6..8d862ce132 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/hashtagList/HashtagListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/hashtagList/HashtagListEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.HashtagTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -53,7 +50,6 @@ class HashtagListEvent(
 
     companion object {
         const val KIND = 10015
-        const val ALT = "Hashtag List"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -165,12 +161,7 @@ class HashtagListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): HashtagListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -192,7 +183,7 @@ class HashtagListEvent(
             createdAt: Long = TimeUtils.now(),
         ): HashtagListEvent {
             val privateTagArray = publicHashtags.map { HashtagTag.assemble(it) }.toTypedArray()
-            val publicTagArray = privateHashtags.map { HashtagTag.assemble(it) }.toTypedArray() + AltTag.assemble(ALT)
+            val publicTagArray = privateHashtags.map { HashtagTag.assemble(it) }.toTypedArray()
             return signer.signNip51List(createdAt, KIND, publicTagArray, privateTagArray)
         }
 
@@ -207,7 +198,6 @@ class HashtagListEvent(
             description = PrivateTagsInContent.encryptNip44(privateHashtags.map { HashtagTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             hashtags(publicHashtags)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/interestSet/InterestSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/interestSet/InterestSetEvent.kt
index 12072ab335..6c1cc5e124 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/interestSet/InterestSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/interestSet/InterestSetEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.HashtagTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
@@ -68,7 +65,6 @@ class InterestSetEvent(
 
     companion object {
         const val KIND = 30015
-        const val ALT = "Interest Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -134,12 +130,7 @@ class InterestSetEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): InterestSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -172,7 +163,6 @@ class InterestSetEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             hashtags(publicHashtags)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/kindMuteSet/KindMuteSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/kindMuteSet/KindMuteSetEvent.kt
index 6d231bb8ad..2dd938ae95 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/kindMuteSet/KindMuteSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/kindMuteSet/KindMuteSetEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.UserTag
@@ -59,7 +56,6 @@ class KindMuteSetEvent(
 
     companion object {
         const val KIND = 30007
-        const val ALT = "Kind Mute Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -123,12 +119,7 @@ class KindMuteSetEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): KindMuteSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -157,7 +148,6 @@ class KindMuteSetEvent(
             createdAt = createdAt,
         ) {
             dTag(kindNumber.toString())
-            alt(ALT)
             peoples(publicMutedUsers)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/labeledBookmarkList/LabeledBookmarkListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/labeledBookmarkList/LabeledBookmarkListEvent.kt
index cc20f2135c..4f3272d23a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/labeledBookmarkList/LabeledBookmarkListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/labeledBookmarkList/LabeledBookmarkListEvent.kt
@@ -25,15 +25,12 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
@@ -95,8 +92,6 @@ class LabeledBookmarkListEvent(
     companion object {
         const val KIND = 30003
 
-        const val ALT = "A labeled list of bookmarks"
-
         @OptIn(ExperimentalUuidApi::class)
         fun createAddress(
             pubKey: HexKey,
@@ -286,12 +281,7 @@ class LabeledBookmarkListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): LabeledBookmarkListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -330,7 +320,6 @@ class LabeledBookmarkListEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             bookmarks(publicBookmarks)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaFollowList/MediaFollowListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaFollowList/MediaFollowListEvent.kt
index 60c0d6eade..b5e5f35a25 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaFollowList/MediaFollowListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaFollowList/MediaFollowListEvent.kt
@@ -24,11 +24,9 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.UserTag
@@ -55,7 +53,6 @@ class MediaFollowListEvent(
 
     companion object {
         const val KIND = 10020
-        const val ALT = "Media Follow List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -129,12 +126,7 @@ class MediaFollowListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): MediaFollowListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaStarterPack/MediaStarterPackEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaStarterPack/MediaStarterPackEvent.kt
index 9eeb887854..0082a17d05 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaStarterPack/MediaStarterPackEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/mediaStarterPack/MediaStarterPackEvent.kt
@@ -25,13 +25,10 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.followList.followIdSet
 import com.vitorpamplona.quartz.nip51Lists.followList.followIds
@@ -76,7 +73,6 @@ class MediaStarterPackEvent(
 
     companion object {
         const val KIND = 39092
-        const val ALT = "Media Starter Pack"
 
         fun createAddress(
             pubKey: HexKey,
@@ -134,12 +130,7 @@ class MediaStarterPackEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): MediaStarterPackEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -157,7 +148,6 @@ class MediaStarterPackEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(name)
             people(people)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/muteList/MuteListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/muteList/MuteListEvent.kt
index ebfecf2ad3..1230fe16b4 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/muteList/MuteListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/muteList/MuteListEvent.kt
@@ -25,13 +25,10 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.MuteTag
@@ -65,7 +62,6 @@ class MuteListEvent(
     companion object {
         const val KIND = 10000
         const val FIXED_D_TAG = ""
-        const val ALT = "Mute List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -168,12 +164,7 @@ class MuteListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): MuteListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -199,7 +190,6 @@ class MuteListEvent(
             description = PrivateTagsInContent.encryptNip44(privateMutes.map { it.toTagArray() }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             mutes(publicMutes)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/peopleList/PeopleListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/peopleList/PeopleListEvent.kt
index 0705d75ec7..3a30f9548f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/peopleList/PeopleListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/peopleList/PeopleListEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
@@ -33,8 +32,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
@@ -93,7 +90,6 @@ class PeopleListEvent(
     companion object {
         const val KIND = 30000
         const val BLOCK_LIST_D_TAG = "mute"
-        const val ALT = "List of people"
 
         fun createBlockAddress(pubKey: HexKey) = Address(KIND, pubKey, BLOCK_LIST_D_TAG)
 
@@ -262,12 +258,7 @@ class PeopleListEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): PeopleListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -300,7 +291,6 @@ class PeopleListEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             peoples(publicMembers)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/pictureCurationSet/PictureCurationSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/pictureCurationSet/PictureCurationSetEvent.kt
index f8546d4a24..b8ed6a0025 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/pictureCurationSet/PictureCurationSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/pictureCurationSet/PictureCurationSetEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.BookmarkIdTag
@@ -75,7 +72,6 @@ class PictureCurationSetEvent(
 
     companion object {
         const val KIND = 30006
-        const val ALT = "Picture Curation Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -148,12 +144,7 @@ class PictureCurationSetEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): PictureCurationSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -192,7 +183,6 @@ class PictureCurationSetEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             bookmarks(publicItems)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BlockedRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BlockedRelayListEvent.kt
index 3c8a843bce..5676f4da24 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BlockedRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BlockedRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class BlockedRelayListEvent(
 
     companion object {
         const val KIND = 10006
-        const val ALT = "Blocked relays from this author"
-        val ALT_TAG = arrayOf(AltTag.Companion.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -88,7 +84,7 @@ class BlockedRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): BlockedRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, ALT_TAG, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         fun create(
@@ -97,7 +93,7 @@ class BlockedRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): BlockedRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, ALT_TAG, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -111,7 +107,6 @@ class BlockedRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             blockedRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BroadcastRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BroadcastRelayListEvent.kt
index a201da7f28..6cf4503639 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BroadcastRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/BroadcastRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class BroadcastRelayListEvent(
 
     companion object {
         const val KIND = 10088
-        const val ALT = "Broadcast relays from this author"
-        val TAGS = arrayOf(AltTag.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -87,7 +83,7 @@ class BroadcastRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): BroadcastRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun create(
@@ -96,7 +92,7 @@ class BroadcastRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): BroadcastRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -110,7 +106,6 @@ class BroadcastRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             broadcastRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/IndexerRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/IndexerRelayListEvent.kt
index 6a44448d64..e73816c900 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/IndexerRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/IndexerRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class IndexerRelayListEvent(
 
     companion object {
         const val KIND = 10086
-        const val ALT = "Indexer relays from this author"
-        val TAGS = arrayOf(AltTag.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -88,7 +84,7 @@ class IndexerRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): IndexerRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         fun create(
@@ -97,7 +93,7 @@ class IndexerRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): IndexerRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -111,7 +107,6 @@ class IndexerRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             indexerRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/ProxyRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/ProxyRelayListEvent.kt
index 8523db3ab9..834f324692 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/ProxyRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/ProxyRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class ProxyRelayListEvent(
 
     companion object {
         const val KIND = 10087
-        const val ALT = "Proxy relays from this author"
-        val TAGS = arrayOf(AltTag.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -88,7 +84,7 @@ class ProxyRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): ProxyRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun create(
@@ -97,7 +93,7 @@ class ProxyRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): ProxyRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -111,7 +107,6 @@ class ProxyRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             proxyRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/RelayFeedsListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/RelayFeedsListEvent.kt
index c802c0055d..ed36d3f423 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/RelayFeedsListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/RelayFeedsListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class RelayFeedsListEvent(
 
     companion object {
         const val KIND = 10012
-        const val ALT = "Relay Feeds"
-        val TAGS = arrayOf(AltTag.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -88,7 +84,7 @@ class RelayFeedsListEvent(
             createdAt: Long = TimeUtils.now(),
         ): RelayFeedsListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         fun create(
@@ -97,7 +93,7 @@ class RelayFeedsListEvent(
             createdAt: Long = TimeUtils.now(),
         ): RelayFeedsListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -111,7 +107,6 @@ class RelayFeedsListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             relayFeeds(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/TrustedRelayListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/TrustedRelayListEvent.kt
index 3661ed939d..d47a5de7c3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/TrustedRelayListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relayLists/TrustedRelayListEvent.kt
@@ -30,8 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.encryption.signNip51List
@@ -58,8 +56,6 @@ class TrustedRelayListEvent(
 
     companion object {
         const val KIND = 10089
-        val ALT = "Trusted relays from this author"
-        val TAGS = arrayOf(AltTag.assemble(ALT))
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -88,7 +84,7 @@ class TrustedRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): TrustedRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun create(
@@ -97,7 +93,7 @@ class TrustedRelayListEvent(
             createdAt: Long = TimeUtils.now(),
         ): TrustedRelayListEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, TAGS, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -111,7 +107,6 @@ class TrustedRelayListEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             trustedRelays(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relaySets/RelaySetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relaySets/RelaySetEvent.kt
index 9780bdb630..89f004c4e5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relaySets/RelaySetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/relaySets/RelaySetEvent.kt
@@ -28,8 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSignerSync
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
@@ -66,8 +64,6 @@ class RelaySetEvent(
 
     companion object {
         const val KIND = 30002
-        const val ALT = "Relay list"
-        val ALT_TAG = arrayOf(AltTag.assemble(ALT))
 
         suspend fun updateRelayList(
             earlierVersion: RelaySetEvent,
@@ -90,7 +86,7 @@ class RelaySetEvent(
             createdAt: Long = TimeUtils.now(),
         ): RelaySetEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, ALT_TAG, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun create(
@@ -99,7 +95,7 @@ class RelaySetEvent(
             createdAt: Long = TimeUtils.now(),
         ): RelaySetEvent {
             val privateTagArray = relays.map { RelayTag.assemble(it) }.toTypedArray()
-            return signer.signNip51List(createdAt, KIND, ALT_TAG, privateTagArray)
+            return signer.signNip51List(createdAt, KIND, emptyArray(), privateTagArray)
         }
 
         suspend fun build(
@@ -113,7 +109,6 @@ class RelaySetEvent(
             description = PrivateTagsInContent.encryptNip44(privateRelays.map { RelayTag.assemble(it) }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             relaySet(publicRelays)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/releaseArtifactSet/ReleaseArtifactSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/releaseArtifactSet/ReleaseArtifactSetEvent.kt
index 1c13812bae..f634bc4341 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/releaseArtifactSet/ReleaseArtifactSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/releaseArtifactSet/ReleaseArtifactSetEvent.kt
@@ -25,14 +25,11 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.BookmarkIdTag
@@ -74,7 +71,6 @@ class ReleaseArtifactSetEvent(
 
     companion object {
         const val KIND = 30063
-        const val ALT = "Release Artifact Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -113,12 +109,7 @@ class ReleaseArtifactSetEvent(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): ReleaseArtifactSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
+            val newTags = tags
 
             return signer.sign(createdAt, KIND, newTags, content)
         }
@@ -152,7 +143,6 @@ class ReleaseArtifactSetEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             artifacts(items)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/simpleGroupList/SimpleGroupListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/simpleGroupList/SimpleGroupListEvent.kt
index 404720d281..bc7620a372 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/simpleGroupList/SimpleGroupListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/simpleGroupList/SimpleGroupListEvent.kt
@@ -24,10 +24,8 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.remove
@@ -48,7 +46,6 @@ class SimpleGroupListEvent(
 
     companion object {
         const val KIND = 10009
-        const val ALT = "Simple Groups List"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -121,15 +118,6 @@ class SimpleGroupListEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): SimpleGroupListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): SimpleGroupListEvent = signer.sign(createdAt, KIND, tags, content)
     }
 }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/videoCurationSet/VideoCurationSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/videoCurationSet/VideoCurationSetEvent.kt
index 881f8c4c21..65d0720dca 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/videoCurationSet/VideoCurationSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip51Lists/videoCurationSet/VideoCurationSetEvent.kt
@@ -25,15 +25,12 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.bookmarkList.tags.AddressBookmark
@@ -82,7 +79,6 @@ class VideoCurationSetEvent(
 
     companion object {
         const val KIND = 30005
-        const val ALT = "Video Curation Set"
 
         fun createAddress(
             pubKey: HexKey,
@@ -154,16 +150,7 @@ class VideoCurationSetEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): VideoCurationSetEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): VideoCurationSetEvent = signer.sign(createdAt, KIND, tags, content)
 
         @OptIn(ExperimentalUuidApi::class)
         suspend fun create(
@@ -199,7 +186,6 @@ class VideoCurationSetEvent(
             createdAt = createdAt,
         ) {
             dTag(dTag)
-            alt(ALT)
             title(title)
             bookmarks(publicItems)
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/day/CalendarDateSlotEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/day/CalendarDateSlotEvent.kt
index 251404c1c8..8c5e521bab 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/day/CalendarDateSlotEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/day/CalendarDateSlotEvent.kt
@@ -34,7 +34,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.references.references
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip52Calendar.appt.tags.LocationTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -77,7 +76,6 @@ class CalendarDateSlotEvent(
 
     companion object {
         const val KIND = 31922
-        const val ALT = "Full-day calendar event"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -93,7 +91,6 @@ class CalendarDateSlotEvent(
             titleDay(title)
             startDate(start)
             end?.let { endDate(it) }
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/time/CalendarTimeSlotEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/time/CalendarTimeSlotEvent.kt
index b036c88979..a616b8c523 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/time/CalendarTimeSlotEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/appt/time/CalendarTimeSlotEvent.kt
@@ -35,7 +35,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.references.references
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip52Calendar.appt.tags.LocationTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -82,7 +81,6 @@ class CalendarTimeSlotEvent(
 
     companion object {
         const val KIND = 31923
-        const val ALT = "Calendar time-slot event"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -102,7 +100,6 @@ class CalendarTimeSlotEvent(
             end?.let { endTimestamp(it) }
             startTzId?.let { startTzId(it) }
             endTzId?.let { endTzId(it) }
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/calendar/CalendarEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/calendar/CalendarEvent.kt
index e11e4af522..311f24152d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/calendar/CalendarEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/calendar/CalendarEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.taggedAddresses
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -52,7 +51,6 @@ class CalendarEvent(
 
     companion object {
         const val KIND = 31924
-        const val ALT = "Calendar"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -64,7 +62,6 @@ class CalendarEvent(
         ) = eventTemplate(KIND, content, createdAt) {
             dTag(dTag)
             title(title)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/rsvp/CalendarRSVPEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/rsvp/CalendarRSVPEvent.kt
index a96ca7fd38..c58588e9ac 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/rsvp/CalendarRSVPEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/rsvp/CalendarRSVPEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.events.firstTaggedEvent
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip52Calendar.appt.tags.RSVPStatusTag
 import com.vitorpamplona.quartz.nip52Calendar.rsvp.tags.FreeBusyTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -68,7 +67,6 @@ class CalendarRSVPEvent(
 
     companion object {
         const val KIND = 31925
-        const val ALT = "Calendar event's invitation response"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -88,7 +86,6 @@ class CalendarRSVPEvent(
             calendarEventId?.let { add(it.toTagArray()) }
             calendarEventAuthor?.let { add(it.toTagArray()) }
             freebusy?.let { freebusy(it) }
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/clip/LiveActivitiesClipEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/clip/LiveActivitiesClipEvent.kt
index 16f42ec884..2cb11ed6c6 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/clip/LiveActivitiesClipEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/clip/LiveActivitiesClipEvent.kt
@@ -36,7 +36,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.aTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.references.ReferenceTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip53LiveActivities.streaming.LiveActivitiesEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -92,7 +91,6 @@ class LiveActivitiesClipEvent(
 
     companion object {
         const val KIND = 1313
-        const val ALT = "Live activity clip"
 
         /**
          * Builds an event template for a clip. Typically published by the clip-authoring backend
@@ -111,7 +109,6 @@ class LiveActivitiesClipEvent(
             add(PTag.assemble(host, null))
             add(ReferenceTag.assemble(videoUrl))
             add(TitleTag.assemble(title))
-            add(AltTag.assemble(ALT))
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingRoomEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingRoomEvent.kt
index c78c4208ea..2f5cc8c4b9 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingRoomEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingRoomEvent.kt
@@ -36,8 +36,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip53LiveActivities.LiveStreamLike
 import com.vitorpamplona.quartz.nip53LiveActivities.meetingSpaces.tags.MeetingSpaceTag
@@ -160,13 +158,12 @@ class MeetingRoomEvent(
 
     companion object {
         const val KIND = 30313
-        const val ALT = "Meeting room event"
 
         suspend fun create(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): MeetingRoomEvent {
-            val tags = arrayOf(AltTag.assemble(ALT))
+            val tags = emptyArray<Array<String>>()
             return signer.sign(createdAt, KIND, tags, "")
         }
 
@@ -185,7 +182,6 @@ class MeetingRoomEvent(
             title(title)
             starts(starts)
             status(status)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEvent.kt
index 2e8d2b09d5..69a4c5490b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEvent.kt
@@ -31,8 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip53LiveActivities.meetingSpaces.tags.EndpointUrlTag
 import com.vitorpamplona.quartz.nip53LiveActivities.meetingSpaces.tags.RelayListTag
@@ -133,13 +131,12 @@ class MeetingSpaceEvent(
 
     companion object Companion {
         const val KIND = 30312
-        const val ALT = "Interactive room event"
 
         suspend fun create(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): MeetingSpaceEvent {
-            val tags = arrayOf(AltTag.assemble(ALT))
+            val tags = emptyArray<Array<String>>()
             return signer.sign(createdAt, KIND, tags, "")
         }
 
@@ -158,7 +155,6 @@ class MeetingSpaceEvent(
             status(status)
             service(service)
             participant(host.pubKey, host.relayHint, host.role, host.proof)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/nestsServers/NestsServersEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/nestsServers/NestsServersEvent.kt
index 90fdc09e08..36e045eae8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/nestsServers/NestsServersEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/nestsServers/NestsServersEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -102,7 +101,6 @@ class NestsServersEvent(
 
     companion object {
         const val KIND = 10112
-        const val ALT = "Audio-room (nests) MoQ servers used by the author"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -113,7 +111,6 @@ class NestsServersEvent(
         fun createTagArray(servers: List<NestsServer>): Array<Array<String>> =
             servers
                 .map { arrayOf("server", it.relay, it.auth) }
-                .plusElement(AltTag.assemble(ALT))
                 .toTypedArray()
 
         suspend fun updateRelayList(
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/presence/MeetingRoomPresenceEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/presence/MeetingRoomPresenceEvent.kt
index 1a88ebd613..5e8d89253e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/presence/MeetingRoomPresenceEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/presence/MeetingRoomPresenceEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.hints.types.AddressHint
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip53LiveActivities.meetingSpaces.MeetingRoomEvent
 import com.vitorpamplona.quartz.nip53LiveActivities.meetingSpaces.MeetingSpaceEvent
 import com.vitorpamplona.quartz.nip53LiveActivities.meetingSpaces.tags.MeetingSpaceTag
@@ -67,7 +66,6 @@ class MeetingRoomPresenceEvent(
 
     companion object Companion {
         const val KIND = 10312
-        const val ALT = "Room Presence tag"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -81,8 +79,6 @@ class MeetingRoomPresenceEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<MeetingRoomPresenceEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(root.title() ?: ALT)
-
             roomMeeting(MeetingSpaceTag(root.address(), root.relays().firstOrNull()))
 
             handRaised?.let {
@@ -106,8 +102,6 @@ class MeetingRoomPresenceEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<MeetingRoomPresenceEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(root.room() ?: ALT)
-
             roomMeeting(MeetingSpaceTag(root.address(), root.relays().firstOrNull()))
 
             handRaised?.let { handRaised(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEvent.kt
index ea20dece90..e02bf44442 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEvent.kt
@@ -34,8 +34,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip53LiveActivities.LiveStreamLike
 import com.vitorpamplona.quartz.nip53LiveActivities.streaming.tags.CurrentParticipantsTag
@@ -156,14 +154,13 @@ class LiveActivitiesEvent(
 
     companion object {
         const val KIND = 30311
-        const val ALT = "Live activity event"
         const val GOAL_TAG = "goal"
 
         suspend fun create(
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
         ): LiveActivitiesEvent {
-            val tags = arrayOf(AltTag.assemble(ALT))
+            val tags = emptyArray<Array<String>>()
             return signer.sign(createdAt, KIND, tags, "")
         }
 
@@ -174,7 +171,6 @@ class LiveActivitiesEvent(
             initializer: TagArrayBuilder<LiveActivitiesEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(dTag)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip54Wiki/WikiNoteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip54Wiki/WikiNoteEvent.kt
index ea7449d1fb..0298ab9346 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip54Wiki/WikiNoteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip54Wiki/WikiNoteEvent.kt
@@ -55,7 +55,6 @@ import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.PublishedAtTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
@@ -173,7 +172,6 @@ class WikiNoteEvent(
         ): EventTemplate<WikiNoteEvent> =
             eventTemplate(KIND, description, createdAt) {
                 dTag(dTag)
-                alt("Wiki entry: $title")
 
                 title(title)
                 summary?.let { summary(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip56Reports/ReportEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip56Reports/ReportEvent.kt
index 95f6b87c62..422f31a0e8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip56Reports/ReportEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip56Reports/ReportEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.AddressableEvent
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip56Reports.tags.DefaultReportTag
 import com.vitorpamplona.quartz.nip56Reports.tags.ReportedAddressTag
 import com.vitorpamplona.quartz.nip56Reports.tags.ReportedAuthorTag
@@ -74,7 +73,6 @@ class ReportEvent(
 
     companion object {
         const val KIND = 1984
-        const val ALT_PREFIX = "Report for "
 
         fun build(
             reportedPost: Event,
@@ -82,7 +80,6 @@ class ReportEvent(
             comment: String = "",
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate(KIND, comment, createdAt) {
-            alt(ALT_PREFIX + type.code)
             event(reportedPost.id, type)
             user(reportedPost.pubKey, type)
 
@@ -97,7 +94,6 @@ class ReportEvent(
             comment: String = "",
             createdAt: Long = TimeUtils.now(),
         ) = eventTemplate(KIND, comment, createdAt) {
-            alt(ALT_PREFIX + type.code)
             user(reportedUser, type)
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip57Zaps/LnZapRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip57Zaps/LnZapRequestEvent.kt
index 371805438a..9e57317be8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip57Zaps/LnZapRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip57Zaps/LnZapRequestEvent.kt
@@ -36,7 +36,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.kinds.KindTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -98,7 +97,6 @@ class LnZapRequestEvent(
 
     companion object {
         const val KIND = 9734
-        const val ALT = "Zap request"
 
         suspend fun create(
             zappedEvent: Event,
@@ -118,7 +116,6 @@ class LnZapRequestEvent(
                     arrayOf("p", toUserPubHex ?: zappedEvent.pubKey),
                     arrayOf("relays") + relays.map { it.url },
                     KindTag.assemble(zappedEvent.kind),
-                    AltTag.assemble(ALT),
                 )
             if (zappedEvent is AddressableEvent) {
                 tags = tags + listOf(ATag.assemble(zappedEvent.address(), null))
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/accepted/AcceptedBadgeSetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/accepted/AcceptedBadgeSetEvent.kt
index 451de1943b..fe4d7be2ba 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/accepted/AcceptedBadgeSetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/accepted/AcceptedBadgeSetEvent.kt
@@ -34,7 +34,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip58Badges.accepted.tags.AcceptedBadge
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -71,7 +70,6 @@ class AcceptedBadgeSetEvent(
     companion object {
         const val KIND = 30008
         private const val STANDARD_D_TAG = "profile_badges"
-        const val ALT_DESCRIPTION = "List of accepted badges by the author"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, STANDARD_D_TAG)
 
@@ -88,7 +86,6 @@ class AcceptedBadgeSetEvent(
             val prefix =
                 tagArray<AcceptedBadgeSetEvent> {
                     dTag(STANDARD_D_TAG)
-                    alt(ALT_DESCRIPTION)
                     initializer()
                 }
             val pairs = AcceptedBadge.assemble(acceptedBadges).toTypedArray()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/award/BadgeAwardEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/award/BadgeAwardEvent.kt
index a858699f5e..32df688097 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/award/BadgeAwardEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/award/BadgeAwardEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -66,7 +65,6 @@ class BadgeAwardEvent(
 
     companion object {
         const val KIND = 8
-        const val ALT_DESCRIPTION = "Badge award"
 
         fun build(
             awardDefinition: ATag,
@@ -74,7 +72,6 @@ class BadgeAwardEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<BadgeAwardEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             awardDefinition(awardDefinition)
             awardees(awardees)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/definition/BadgeDefinitionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/definition/BadgeDefinitionEvent.kt
index df73ec3dae..84b17898a4 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/definition/BadgeDefinitionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/definition/BadgeDefinitionEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip58Badges.definition.tags.ImageTag
 import com.vitorpamplona.quartz.nip58Badges.definition.tags.ThumbTag
@@ -59,7 +58,6 @@ class BadgeDefinitionEvent(
 
     companion object {
         const val KIND = 30009
-        const val ALT_DESCRIPTION = "Badge definition"
 
         fun build(
             badgeId: String,
@@ -71,7 +69,6 @@ class BadgeDefinitionEvent(
             initializer: TagArrayBuilder<BadgeDefinitionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(badgeId)
-            alt(ALT_DESCRIPTION)
             name?.let { name(it) }
             image?.let { image(it.url, it.dimensions) }
             description?.let { description(it) }
@@ -92,7 +89,6 @@ class BadgeDefinitionEvent(
             initializer: TagArrayBuilder<BadgeDefinitionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(badgeId)
-            alt(ALT_DESCRIPTION)
             name?.let { name(it) }
             imageUrl?.let { image(it, imageDimensions) }
             description?.let { description(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/profile/ProfileBadgesEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/profile/ProfileBadgesEvent.kt
index e683cc51c9..38bf805b9f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/profile/ProfileBadgesEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip58Badges/profile/ProfileBadgesEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip58Badges.accepted.tags.AcceptedBadge
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -69,7 +68,6 @@ class ProfileBadgesEvent(
 
     companion object {
         const val KIND = 10008
-        const val ALT_DESCRIPTION = "List of accepted badges by the author"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, "")
 
@@ -85,7 +83,6 @@ class ProfileBadgesEvent(
             // the builder, then append the ordered pair tags verbatim.
             val prefix =
                 tagArray<ProfileBadgesEvent> {
-                    alt(ALT_DESCRIPTION)
                     initializer()
                 }
             val pairs = AcceptedBadge.assemble(acceptedBadges).toTypedArray()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/NamedSiteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/NamedSiteEvent.kt
index 96f09e79b2..fd235c3c43 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/NamedSiteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/NamedSiteEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip5aStaticWebsites.tags.PathTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -57,7 +56,6 @@ class NamedSiteEvent(
 
     companion object {
         const val KIND = 35128
-        const val ALT_DESCRIPTION = "Named Static Website"
 
         fun build(
             identifier: String,
@@ -69,7 +67,6 @@ class NamedSiteEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NamedSiteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(identifier)
             sitePaths(paths)
             if (servers.isNotEmpty()) siteServers(servers)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/RootSiteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/RootSiteEvent.kt
index 96af04bfed..52b45cfdc5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/RootSiteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5aStaticWebsites/RootSiteEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip5aStaticWebsites.tags.PathTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -54,7 +53,6 @@ class RootSiteEvent(
 
     companion object {
         const val KIND = 15128
-        const val ALT_DESCRIPTION = "Static Website"
 
         fun build(
             paths: List<PathTag>,
@@ -65,7 +63,6 @@ class RootSiteEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RootSiteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             sitePaths(paths)
             if (servers.isNotEmpty()) siteServers(servers)
             title?.let { siteTitle(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NamedNappletEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NamedNappletEvent.kt
index 349c42f605..40faba2996 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NamedNappletEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NamedNappletEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip5aStaticWebsites.siteAggregateHash
 import com.vitorpamplona.quartz.nip5aStaticWebsites.siteDescription
@@ -59,7 +58,6 @@ class NamedNappletEvent(
 
     companion object {
         const val KIND = 35129
-        const val ALT_DESCRIPTION = "Named Napplet"
 
         fun build(
             identifier: String,
@@ -72,7 +70,6 @@ class NamedNappletEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NamedNappletEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(identifier)
             sitePaths(paths)
             siteAggregateHash(paths)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NappletSnapshotEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NappletSnapshotEvent.kt
index 19aff15da0..3e77abbe2d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NappletSnapshotEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/NappletSnapshotEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip5aStaticWebsites.siteAggregateHash
 import com.vitorpamplona.quartz.nip5aStaticWebsites.siteDescription
@@ -56,7 +55,6 @@ class NappletSnapshotEvent(
 
     companion object {
         const val KIND = 5129
-        const val ALT_DESCRIPTION = "Napplet snapshot"
 
         fun build(
             paths: List<PathTag>,
@@ -68,7 +66,6 @@ class NappletSnapshotEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NappletSnapshotEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             sitePaths(paths)
             siteAggregateHash(paths)
             if (servers.isNotEmpty()) siteServers(servers)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/RootNappletEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/RootNappletEvent.kt
index 6efd223122..9f029a4eb9 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/RootNappletEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip5dNapplets/RootNappletEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip5aStaticWebsites.siteAggregateHash
 import com.vitorpamplona.quartz.nip5aStaticWebsites.siteDescription
@@ -56,7 +55,6 @@ class RootNappletEvent(
 
     companion object {
         const val KIND = 15129
-        const val ALT_DESCRIPTION = "Napplet"
 
         fun build(
             paths: List<PathTag>,
@@ -68,7 +66,6 @@ class RootNappletEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RootNappletEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             sitePaths(paths)
             siteAggregateHash(paths)
             if (servers.isNotEmpty()) siteServers(servers)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/history/CashuSpendingHistoryEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/history/CashuSpendingHistoryEvent.kt
index eebbfddea9..adcd455875 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/history/CashuSpendingHistoryEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/history/CashuSpendingHistoryEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -110,7 +109,6 @@ class CashuSpendingHistoryEvent(
 
     companion object {
         const val KIND = 7376
-        const val ALT_DESCRIPTION = "Cashu spending history"
 
         suspend fun build(
             direction: SpendingDirection,
@@ -121,7 +119,6 @@ class CashuSpendingHistoryEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CashuSpendingHistoryEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             // Unencrypted "e" tags for redeemed markers
             tokenReferences
                 .filter { it.marker == TokenReference.MARKER_REDEEMED }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/quote/CashuMintQuoteEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/quote/CashuMintQuoteEvent.kt
index 5dde71e5bb..47566e7d7a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/quote/CashuMintQuoteEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/quote/CashuMintQuoteEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip40Expiration.expiration
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.serialization.SerialName
@@ -99,7 +98,6 @@ class CashuMintQuoteEvent(
 
     companion object {
         const val KIND = 7374
-        const val ALT_DESCRIPTION = "Cashu mint quote"
         const val TWO_WEEKS_SECONDS = 14 * 24 * 60 * 60L
 
         suspend fun build(
@@ -119,7 +117,6 @@ class CashuMintQuoteEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CashuMintQuoteEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             expiration(expirationTimestamp)
             add(arrayOf("mint", mintUrl))
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/token/CashuTokenEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/token/CashuTokenEvent.kt
index 9242511727..b19ae11e80 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/token/CashuTokenEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/token/CashuTokenEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -63,7 +62,6 @@ class CashuTokenEvent(
 
     companion object {
         const val KIND = 7375
-        const val ALT_DESCRIPTION = "Cashu token"
 
         suspend fun build(
             tokenContent: TokenContent,
@@ -71,7 +69,6 @@ class CashuTokenEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CashuTokenEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }.let { template ->
             val encryptedContent = signer.nip44Encrypt(TokenContentParser.toJson(tokenContent), signer.pubKey)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/wallet/CashuWalletEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/wallet/CashuWalletEvent.kt
index c9337d0429..9b2fd15b27 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/wallet/CashuWalletEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip60Cashu/wallet/CashuWalletEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.EventTemplate
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -72,7 +71,6 @@ class CashuWalletEvent(
 
     companion object {
         const val KIND = 17375
-        const val ALT_DESCRIPTION = "Cashu wallet"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
@@ -84,7 +82,6 @@ class CashuWalletEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CashuWalletEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }.let { template ->
             val privateTags =
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/info/NutzapInfoEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/info/NutzapInfoEvent.kt
index 48ef04c993..8a876ccc7d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/info/NutzapInfoEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/info/NutzapInfoEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip61Nutzaps.info.tags.NutzapMintTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -48,7 +47,6 @@ class NutzapInfoEvent(
 
     companion object {
         const val KIND = 10019
-        const val ALT_DESCRIPTION = "Nutzap receiving preferences"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, BaseReplaceableEvent.FIXED_D_TAG)
 
@@ -59,7 +57,6 @@ class NutzapInfoEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NutzapInfoEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             mints(mints)
             relays(relays)
             p2pkPubkey(p2pkPubkey)
@@ -67,8 +64,8 @@ class NutzapInfoEvent(
         }
 
         /**
-         * Build an empty kind:10019 — no mints, no relays, no P2PK pubkey,
-         * just the alt tag. Publishing this replaces a prior nutzap-info
+         * Build an empty kind:10019 — no mints, no relays, no P2PK pubkey.
+         * Publishing this replaces a prior nutzap-info
          * event and signals to other clients that this user no longer
          * advertises any way to receive nutzaps: a reader has no shared mint
          * and no pubkey to lock proofs against, so it cannot build a nutzap.
@@ -81,7 +78,6 @@ class NutzapInfoEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NutzapInfoEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/nutzap/NutzapEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/nutzap/NutzapEvent.kt
index e7eb3262ac..0fb1a7b8da 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/nutzap/NutzapEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/nutzap/NutzapEvent.kt
@@ -30,7 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -65,7 +64,6 @@ class NutzapEvent(
 
     companion object {
         const val KIND = 9321
-        const val ALT_DESCRIPTION = "Nutzap"
 
         fun build(
             message: String,
@@ -77,7 +75,6 @@ class NutzapEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NutzapEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, message, createdAt) {
-            alt(ALT_DESCRIPTION)
             proofs(proofs)
             mintUrl(mintUrl)
             unit(unit)
@@ -100,7 +97,6 @@ class NutzapEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NutzapEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, message, createdAt) {
-            alt(ALT_DESCRIPTION)
             proofs(proofs)
             mintUrl(mintUrl)
             unit(unit)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/redemption/NutzapRedemptionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/redemption/NutzapRedemptionEvent.kt
index d15c42f726..8cfc908eef 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/redemption/NutzapRedemptionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/redemption/NutzapRedemptionEvent.kt
@@ -30,7 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip61Nutzaps.nutzap.NutzapEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -57,7 +56,6 @@ class NutzapRedemptionEvent(
 
     companion object {
         const val KIND = 7376
-        const val ALT_DESCRIPTION = "Nutzap redemption"
 
         fun build(
             nutzap: EventHintBundle<NutzapEvent>,
@@ -65,7 +63,6 @@ class NutzapRedemptionEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NutzapRedemptionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, encryptedContent, createdAt) {
-            alt(ALT_DESCRIPTION)
             redeemedNutzap(nutzap)
             notifySender(nutzap)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/token/TokenEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/token/TokenEvent.kt
index 1183bff2b1..0970ccde4a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/token/TokenEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip61Nutzaps/token/TokenEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,14 +38,12 @@ class TokenEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 7375
-        const val ALT_DESCRIPTION = "Token"
 
         fun build(
             encryptedContent: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<TokenEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, encryptedContent, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip62RequestToVanish/RequestToVanishEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip62RequestToVanish/RequestToVanishEvent.kt
index e374820fe0..ad297aa64e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip62RequestToVanish/RequestToVanishEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip62RequestToVanish/RequestToVanishEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip62RequestToVanish.tags.shouldVanishFrom
 import com.vitorpamplona.quartz.nip62RequestToVanish.tags.vanishFrom
 import com.vitorpamplona.quartz.nip62RequestToVanish.tags.vanishFromAllRelays
@@ -49,7 +48,6 @@ class RequestToVanishEvent(
 
     companion object {
         const val KIND = 62
-        const val ALT = "Request to vanish"
 
         fun build(
             relay: NormalizedRelayUrl,
@@ -57,7 +55,6 @@ class RequestToVanishEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RequestToVanishEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT)
             vanishFrom(relay)
             initializer()
         }
@@ -68,7 +65,6 @@ class RequestToVanishEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RequestToVanishEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT)
             vanishFrom(relays)
             initializer()
         }
@@ -78,7 +74,6 @@ class RequestToVanishEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RequestToVanishEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason, createdAt) {
-            alt(ALT)
             vanishFromEverywhere()
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/accept/LiveChessGameAcceptEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/accept/LiveChessGameAcceptEvent.kt
index a15fed4d9d..b378b328ff 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/accept/LiveChessGameAcceptEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/accept/LiveChessGameAcceptEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.hints.EventHintBundle
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.BaseChessEvent
 import com.vitorpamplona.quartz.nip64Chess.challenge.offer.LiveChessGameChallengeEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -54,7 +53,6 @@ class LiveChessGameAcceptEvent(
 
     companion object {
         const val KIND = 30065
-        const val ALT_DESCRIPTION = "Chess game acceptance"
 
         fun build(
             gameId: String,
@@ -65,7 +63,6 @@ class LiveChessGameAcceptEvent(
             dTag(gameId)
             challenge(challengeEvent)
             challenger(challengeEvent)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/offer/LiveChessGameChallengeEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/offer/LiveChessGameChallengeEvent.kt
index ebd8897a6f..e6599ce1c7 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/offer/LiveChessGameChallengeEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/challenge/offer/LiveChessGameChallengeEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip64Chess.Color
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.BaseChessEvent
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.opponent
@@ -61,7 +60,6 @@ class LiveChessGameChallengeEvent(
 
     companion object {
         const val KIND = 30064
-        const val ALT_DESCRIPTION = "Chess game challenge"
 
         fun build(
             gameId: String,
@@ -75,7 +73,6 @@ class LiveChessGameChallengeEvent(
             playerColor(playerColor)
             opponent?.let { opponent(opponent) }
             timeControl?.let { timeControl(it) }
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/draw/LiveChessDrawOfferEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/draw/LiveChessDrawOfferEvent.kt
index 1870f62b59..9d2ad8358f 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/draw/LiveChessDrawOfferEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/draw/LiveChessDrawOfferEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.BaseChessEvent
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.opponent
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.tags.OpponentTag
@@ -56,7 +55,6 @@ class LiveChessDrawOfferEvent(
 
     companion object {
         const val KIND = 30068
-        const val ALT_DESCRIPTION = "Chess draw offer"
 
         fun build(
             gameId: String,
@@ -67,7 +65,6 @@ class LiveChessDrawOfferEvent(
         ) = eventTemplate(KIND, message, createdAt) {
             dTag(gameId)
             opponent(opponent)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/end/LiveChessGameEndEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/end/LiveChessGameEndEvent.kt
index 6f90d13161..83c74bb9c3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/end/LiveChessGameEndEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/end/LiveChessGameEndEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip64Chess.GameResult
 import com.vitorpamplona.quartz.nip64Chess.GameTermination
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.BaseChessEvent
@@ -66,7 +65,6 @@ class LiveChessGameEndEvent(
 
     companion object {
         const val KIND = 30067
-        const val ALT_DESCRIPTION = "Chess game ended"
 
         fun build(
             gameId: String,
@@ -83,7 +81,6 @@ class LiveChessGameEndEvent(
             termination(termination)
             winnerPubkey?.let { winner(it) }
             opponent(opponent)
-            alt("$ALT_DESCRIPTION: ${result.notation}")
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/game/ChessGameEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/game/ChessGameEvent.kt
index 002020023e..6a2f210ea3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/game/ChessGameEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/game/ChessGameEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -57,24 +56,20 @@ class ChessGameEvent(
 
     companion object {
         const val KIND = 64
-        const val ALT_DESCRIPTION = "Chess Game"
 
         /**
          * Create a chess game event from PGN content
          * Per NIP-64, clients should publish in strict "export format"
          *
          * @param pgnContent Valid PGN format string
-         * @param altDescription Alt text for non-supporting clients (NIP-31)
          * @param createdAt Event timestamp
          * @param initializer Additional tag builder operations
          */
         fun build(
             pgnContent: String,
-            altDescription: String = ALT_DESCRIPTION,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChessGameEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, pgnContent, createdAt) {
-            alt(altDescription)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/move/LiveChessMoveEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/move/LiveChessMoveEvent.kt
index 843953cba1..7dddb2791b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/move/LiveChessMoveEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip64Chess/move/LiveChessMoveEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.BaseChessEvent
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.opponent
 import com.vitorpamplona.quartz.nip64Chess.baseEvent.tags.OpponentTag
@@ -66,7 +65,6 @@ class LiveChessMoveEvent(
 
     companion object {
         const val KIND = 30066
-        const val ALT_DESCRIPTION = "Chess move"
 
         fun build(
             gameId: String,
@@ -84,7 +82,6 @@ class LiveChessMoveEvent(
             san(san)
             fen(fen)
             opponent(opponent)
-            alt("$ALT_DESCRIPTION: $san")
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/discovery/RelayDiscoveryEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/discovery/RelayDiscoveryEvent.kt
index 5601954437..9dfc43895c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/discovery/RelayDiscoveryEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/discovery/RelayDiscoveryEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.relay.normalizer.RelayUrlNormalizer
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.geohash.geohashes
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip66RelayMonitor.discovery.tags.RttType
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -82,7 +81,6 @@ class RelayDiscoveryEvent(
 
     companion object {
         const val KIND = 30166
-        const val ALT_DESCRIPTION = "Relay discovery"
 
         fun build(
             relayUrl: NormalizedRelayUrl,
@@ -90,7 +88,6 @@ class RelayDiscoveryEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayDiscoveryEvent>.() -> Unit = {},
         ) = eventTemplate<RelayDiscoveryEvent>(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(relayUrl.url)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/monitor/RelayMonitorEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/monitor/RelayMonitorEvent.kt
index a84925eb36..2508667aab 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/monitor/RelayMonitorEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip66RelayMonitor/monitor/RelayMonitorEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.geohash.geohash
 import com.vitorpamplona.quartz.nip01Core.tags.geohash.geohashes
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip66RelayMonitor.monitor.tags.CheckType
 import com.vitorpamplona.quartz.nip66RelayMonitor.monitor.tags.TimeoutTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -63,7 +62,6 @@ class RelayMonitorEvent(
 
     companion object {
         const val KIND = 10166
-        const val ALT_DESCRIPTION = "Relay monitor announcement"
 
         fun build(
             frequencySeconds: Long,
@@ -73,7 +71,6 @@ class RelayMonitorEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<RelayMonitorEvent>.() -> Unit = {},
         ) = eventTemplate<RelayMonitorEvent>(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             frequency(frequencySeconds)
             checks(checks)
             timeouts(timeouts)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip68Picture/PictureEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip68Picture/PictureEvent.kt
index 4467964a30..12aa3abdc0 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip68Picture/PictureEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip68Picture/PictureEvent.kt
@@ -29,7 +29,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.geohash.geohashes
 import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtags
 import com.vitorpamplona.quartz.nip22Comments.RootScope
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip68Picture.tags.LocationTag
 import com.vitorpamplona.quartz.nip92IMeta.imetas
@@ -70,7 +69,6 @@ class PictureEvent(
 
     companion object {
         const val KIND = 20
-        const val ALT_DESCRIPTION = "List of pictures"
 
         fun build(
             image: PictureMeta,
@@ -97,7 +95,6 @@ class PictureEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PictureEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip69P2pOrderEvents/P2POrderEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip69P2pOrderEvents/P2POrderEvent.kt
index ee4be304b5..50d3759304 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip69P2pOrderEvents/P2POrderEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip69P2pOrderEvents/P2POrderEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip40Expiration.expiration
 import com.vitorpamplona.quartz.nip69P2pOrderEvents.tags.FiatAmountTag
 import com.vitorpamplona.quartz.nip69P2pOrderEvents.tags.OrderStatus
@@ -78,7 +77,6 @@ class P2POrderEvent(
 
     companion object {
         const val KIND = 38383
-        const val ALT_DESCRIPTION = "P2P Order"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -122,7 +120,6 @@ class P2POrderEvent(
             makerName?.let { makerName(it) }
             geohash?.let { geohash(it) }
             bond?.let { bond(it) }
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoHorizontalEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoHorizontalEvent.kt
index dbd5434a59..67abb889ff 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoHorizontalEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoHorizontalEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
 import kotlin.uuid.Uuid
@@ -44,7 +43,6 @@ class VideoHorizontalEvent(
     RootScope {
     companion object {
         const val KIND = 34235
-        const val ALT_DESCRIPTION = "Horizontal Video"
 
         fun build(
             video: VideoMeta,
@@ -75,7 +73,6 @@ class VideoHorizontalEvent(
             initializer: TagArrayBuilder<VideoHorizontalEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
             dTag(dTag)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoNormalEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoNormalEvent.kt
index 132a493762..f7a6079805 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoNormalEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoNormalEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -40,7 +39,6 @@ class VideoNormalEvent(
     RootScope {
     companion object {
         const val KIND = 21
-        const val ALT_DESCRIPTION = "Horizontal Video"
 
         fun build(
             video: VideoMeta,
@@ -67,7 +65,6 @@ class VideoNormalEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<VideoNormalEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoShortEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoShortEvent.kt
index ecbda1e062..3650246586 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoShortEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoShortEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -40,7 +39,6 @@ class VideoShortEvent(
     RootScope {
     companion object {
         const val KIND = 22
-        const val ALT_DESCRIPTION = "Vertical Video"
 
         fun build(
             video: VideoMeta,
@@ -57,7 +55,6 @@ class VideoShortEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<VideoShortEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoVerticalEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoVerticalEvent.kt
index 0f46b0433e..880c8bf885 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoVerticalEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip71Video/VideoVerticalEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlin.uuid.ExperimentalUuidApi
 import kotlin.uuid.Uuid
@@ -44,7 +43,6 @@ class VideoVerticalEvent(
     RootScope {
     companion object {
         const val KIND = 34236
-        const val ALT_DESCRIPTION = "Vertical Video"
 
         fun build(
             video: VideoMeta,
@@ -64,7 +62,6 @@ class VideoVerticalEvent(
             initializer: TagArrayBuilder<VideoVerticalEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
             dTag(dTag)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/approval/CommunityPostApprovalEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/approval/CommunityPostApprovalEvent.kt
index a3eadc1b3f..3347b88a9e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/approval/CommunityPostApprovalEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/approval/CommunityPostApprovalEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.kinds.kind
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip72ModCommunities.approval.tags.ApprovedAddressTag
 import com.vitorpamplona.quartz.nip72ModCommunities.approval.tags.ApprovedEventTag
 import com.vitorpamplona.quartz.nip72ModCommunities.definition.CommunityDefinitionEvent
@@ -95,7 +94,6 @@ class CommunityPostApprovalEvent(
 
     companion object {
         const val KIND = 4550
-        const val ALT_DESCRIPTION = "Community post approval"
         val KIND_LIST = listOf(CommunityPostApprovalEvent.KIND)
 
         fun build(
@@ -104,8 +102,6 @@ class CommunityPostApprovalEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CommunityPostApprovalEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
-
             community(community)
             approved(approvedPost)
             notifyAuthor(approvedPost)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/definition/CommunityDefinitionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/definition/CommunityDefinitionEvent.kt
index 6a8a679b42..a74aa022da 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/definition/CommunityDefinitionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/definition/CommunityDefinitionEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip18Reposts.quotes.QTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip72ModCommunities.definition.tags.DescriptionTag
 import com.vitorpamplona.quartz.nip72ModCommunities.definition.tags.ImageTag
@@ -94,7 +93,6 @@ class CommunityDefinitionEvent(
     companion object {
         const val KIND = 34550
         const val KIND_STR = "34550"
-        const val ALT_DESCRIPTION = "Community definition"
 
         @OptIn(ExperimentalUuidApi::class)
         fun build(
@@ -108,8 +106,6 @@ class CommunityDefinitionEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CommunityDefinitionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
-
             dTag(dTag)
             name(name)
             description(description)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/follow/CommunityListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/follow/CommunityListEvent.kt
index dd6bbd16bc..7a1536713a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/follow/CommunityListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/follow/CommunityListEvent.kt
@@ -25,13 +25,10 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.remove
@@ -59,7 +56,6 @@ class CommunityListEvent(
 
     companion object {
         const val KIND = 10004
-        const val ALT = "Community List"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -188,16 +184,7 @@ class CommunityListEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): CommunityListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): CommunityListEvent = signer.sign(createdAt, KIND, tags, content)
 
         suspend fun create(
             publicCommunities: List<CommunityTag> = emptyList(),
@@ -220,7 +207,6 @@ class CommunityListEvent(
             description = PrivateTagsInContent.encryptNip44(privateCommunities.map { it.toTagArray() }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             communities(publicCommunities)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/rules/CommunityRulesEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/rules/CommunityRulesEvent.kt
index 6880633307..fe10a155f3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/rules/CommunityRulesEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip72ModCommunities/rules/CommunityRulesEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip72ModCommunities.rules.tags.KindRuleTag
 import com.vitorpamplona.quartz.nip72ModCommunities.rules.tags.MaxEventSizeTag
 import com.vitorpamplona.quartz.nip72ModCommunities.rules.tags.MinRulesCreatedAtTag
@@ -101,7 +100,6 @@ class CommunityRulesEvent(
     companion object {
         const val KIND = 34551
         const val KIND_STR = "34551"
-        const val ALT_DESCRIPTION = "Community rules"
 
         fun build(
             dTag: String,
@@ -114,8 +112,6 @@ class CommunityRulesEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CommunityRulesEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
-
             dTag(dTag)
             add(communityAddress.toATagArray())
 
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip75ZapGoals/GoalEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip75ZapGoals/GoalEvent.kt
index a9e327cf5d..6aa94ed385 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip75ZapGoals/GoalEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip75ZapGoals/GoalEvent.kt
@@ -40,7 +40,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.references.reference
 import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip75ZapGoals.tags.AmountTag
 import com.vitorpamplona.quartz.nip75ZapGoals.tags.ClosedAtTag
@@ -88,7 +87,6 @@ class GoalEvent(
 
     companion object {
         const val KIND = 9041
-        const val ALT_DESCRIPTION = "Zap Goal"
 
         fun build(
             description: String,
@@ -114,7 +112,6 @@ class GoalEvent(
                 }
                 linked(it.toETag())
             }
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppDataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppDataEvent.kt
index af8a560efe..a25f472abc 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppDataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppDataEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.DTag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 /**
@@ -52,7 +51,6 @@ class AppDataEvent(
 
     companion object {
         const val KIND = 78
-        const val ALT = "Arbitrary app data"
 
         fun build(
             content: String,
@@ -60,7 +58,6 @@ class AppDataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AppDataEvent>.() -> Unit = {},
         ) = eventTemplate<AppDataEvent>(KIND, content, createdAt) {
-            alt(ALT)
             dTag?.let { addUnique(DTag.assemble(it)) }
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppSpecificDataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppSpecificDataEvent.kt
index 85c4d9e290..eba9fd265e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppSpecificDataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip78AppData/AppSpecificDataEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 class AppSpecificDataEvent(
@@ -42,7 +41,6 @@ class AppSpecificDataEvent(
 
     companion object {
         const val KIND = 30078
-        const val ALT = "Arbitrary app data"
 
         fun createAddress(
             pubKey: HexKey,
@@ -60,7 +58,6 @@ class AppSpecificDataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AppSpecificDataEvent>.() -> Unit = {},
         ) = eventTemplate<AppSpecificDataEvent>(KIND, description, createdAt) {
-            alt(ALT)
             dTag(dTag)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip7DThreads/ThreadEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip7DThreads/ThreadEvent.kt
index d0cef02576..94ffa12233 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip7DThreads/ThreadEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip7DThreads/ThreadEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -47,7 +46,6 @@ class ThreadEvent(
 
     companion object {
         const val KIND = 11
-        const val ALT_DESCRIPTION = "Thread"
 
         fun build(
             content: String,
@@ -55,7 +53,6 @@ class ThreadEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ThreadEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(ALT_DESCRIPTION)
             title(title)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip84Highlights/HighlightEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip84Highlights/HighlightEvent.kt
index 8327bd7a5d..f1fdbe1e97 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip84Highlights/HighlightEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip84Highlights/HighlightEvent.kt
@@ -46,7 +46,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip84Highlights.tags.CommentTag
 import com.vitorpamplona.quartz.nip84Highlights.tags.ContextTag
@@ -132,12 +131,11 @@ class HighlightEvent(
 
     companion object {
         const val KIND = 9802
-        const val ALT = "Highlight/quote event"
 
         suspend fun create(
             msg: String,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): HighlightEvent = signer.sign(createdAt, KIND, arrayOf(AltTag.assemble(ALT)), msg)
+        ): HighlightEvent = signer.sign(createdAt, KIND, emptyArray(), msg)
     }
 }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/addressables/AddressableAssertionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/addressables/AddressableAssertionEvent.kt
index 4a113de32e..2ed3ef2fb6 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/addressables/AddressableAssertionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/addressables/AddressableAssertionEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.CommentCountTag
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.QuoteCountTag
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.ReactionCountTag
@@ -63,7 +62,6 @@ class AddressableAssertionEvent(
 
     companion object {
         const val KIND = 30384
-        const val ALT = "Addressable Event Assertion"
 
         fun build(
             targetEventAddress: String,
@@ -71,7 +69,6 @@ class AddressableAssertionEvent(
             initializer: TagArrayBuilder<AddressableAssertionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(targetEventAddress)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/events/EventAssertionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/events/EventAssertionEvent.kt
index b0a0791b32..3874fb6ba0 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/events/EventAssertionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/events/EventAssertionEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.CommentCountTag
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.QuoteCountTag
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.ReactionCountTag
@@ -63,7 +62,6 @@ class EventAssertionEvent(
 
     companion object {
         const val KIND = 30383
-        const val ALT = "Event Assertion"
 
         fun build(
             targetEventId: HexKey,
@@ -71,7 +69,6 @@ class EventAssertionEvent(
             initializer: TagArrayBuilder<EventAssertionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(targetEventId)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/externalIds/ExternalIdAssertionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/externalIds/ExternalIdAssertionEvent.kt
index 68d2f877b4..bb11b4784d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/externalIds/ExternalIdAssertionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/externalIds/ExternalIdAssertionEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.CommentCountTag
 import com.vitorpamplona.quartz.nip85TrustedAssertions.tags.ReactionCountTag
 import com.vitorpamplona.quartz.nip85TrustedAssertions.users.tags.RankTag
@@ -51,7 +50,6 @@ class ExternalIdAssertionEvent(
 
     companion object {
         const val KIND = 30385
-        const val ALT = "External Identifier Assertion"
 
         fun build(
             targetIdentifier: String,
@@ -59,7 +57,6 @@ class ExternalIdAssertionEvent(
             initializer: TagArrayBuilder<ExternalIdAssertionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(targetIdentifier)
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/list/TrustProviderListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/list/TrustProviderListEvent.kt
index 0d255c1496..c901813730 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/list/TrustProviderListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/list/TrustProviderListEvent.kt
@@ -25,12 +25,9 @@ import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.removeParsing
@@ -50,7 +47,6 @@ class TrustProviderListEvent(
 
     companion object {
         const val KIND = 10040
-        const val ALT = "Trusted Service Providers"
         const val FIXED_D_TAG = ""
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
@@ -133,16 +129,7 @@ class TrustProviderListEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): TrustProviderListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): TrustProviderListEvent = signer.sign(createdAt, KIND, tags, content)
 
         suspend fun create(
             publicProviders: List<ServiceProviderTag> = emptyList(),
@@ -162,7 +149,6 @@ class TrustProviderListEvent(
             description = PrivateTagsInContent.encryptNip44(privateProviders.map { it.toTagArray() }.toTypedArray(), signer),
             createdAt = createdAt,
         ) {
-            alt(ALT)
             serviceProviders(publicProviders)
 
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/users/ContactCardEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/users/ContactCardEvent.kt
index cb1c58b7b0..24b53cac48 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/users/ContactCardEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip85TrustedAssertions/users/ContactCardEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.tagArray
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
@@ -109,7 +108,6 @@ class ContactCardEvent(
 
     companion object {
         const val KIND = 30382
-        const val ALT = "Contact Card"
 
         fun createAddress(
             owner: HexKey,
@@ -132,7 +130,6 @@ class ContactCardEvent(
         ): ContactCardEvent {
             val publicTags =
                 tagArray {
-                    alt(ALT)
                     dTag(targetUser)
                     publicInitializer()
                 }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/cashu/CashuMintEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/cashu/CashuMintEvent.kt
index 12edf19132..d3db502775 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/cashu/CashuMintEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/cashu/CashuMintEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip87Ecash.NetworkType
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -48,7 +47,6 @@ class CashuMintEvent(
 
     companion object {
         const val KIND = 38172
-        const val ALT_DESCRIPTION = "Cashu Mint Announcement"
 
         fun build(
             mintPubKey: String,
@@ -59,7 +57,6 @@ class CashuMintEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CashuMintEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, metadata, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(mintPubKey)
             mintUrl(mintUrl)
             nuts(nuts)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/fedimint/FedimintEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/fedimint/FedimintEvent.kt
index ba6f81130a..ceea8374c1 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/fedimint/FedimintEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/fedimint/FedimintEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip87Ecash.NetworkType
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -48,7 +47,6 @@ class FedimintEvent(
 
     companion object {
         const val KIND = 38173
-        const val ALT_DESCRIPTION = "Fedimint Announcement"
 
         fun build(
             federationId: String,
@@ -59,7 +57,6 @@ class FedimintEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<FedimintEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, metadata, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(federationId)
             inviteCodes(inviteCodes)
             modules(modules)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/recommendation/MintRecommendationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/recommendation/MintRecommendationEvent.kt
index d586cf7d23..9060bf7bf8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/recommendation/MintRecommendationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip87Ecash/recommendation/MintRecommendationEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip87Ecash.cashu.CashuMintEvent
 import com.vitorpamplona.quartz.nip87Ecash.fedimint.FedimintEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -53,7 +52,6 @@ class MintRecommendationEvent(
 
     companion object {
         const val KIND = 38000
-        const val ALT_DESCRIPTION = "Mint Recommendation"
 
         fun build(
             mintIdentifier: String,
@@ -65,7 +63,6 @@ class MintRecommendationEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<MintRecommendationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, review, createdAt) {
-            alt(ALT_DESCRIPTION)
             dTag(mintIdentifier)
             kTag(mintKind)
             mintUrls.forEach { mintUrl(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/poll/PollEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/poll/PollEvent.kt
index e6f0976082..3cf63ff717 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/poll/PollEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/poll/PollEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip88Polls.poll.tags.OptionTag
 import com.vitorpamplona.quartz.nip88Polls.poll.tags.PollType
@@ -62,7 +61,6 @@ class PollEvent(
 
     companion object {
         const val KIND = 1068
-        const val ALT_DESCRIPTION = "Poll"
 
         fun build(
             description: String,
@@ -73,7 +71,6 @@ class PollEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PollEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, description, createdAt) {
-            alt(ALT_DESCRIPTION)
             poolType(pollType)
             options(options)
             relays(relays)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/response/PollResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/response/PollResponseEvent.kt
index 9d579e2bb5..719512f9f8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/response/PollResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip88Polls/response/PollResponseEvent.kt
@@ -30,7 +30,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip88Polls.poll.PollEvent
 import com.vitorpamplona.quartz.nip88Polls.response.tags.PollTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -61,7 +60,6 @@ class PollResponseEvent(
 
     companion object {
         const val KIND = 1018
-        const val ALT_DESCRIPTION = "Poll Response"
 
         fun build(
             poll: EventHintBundle<PollEvent>,
@@ -69,7 +67,6 @@ class PollResponseEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PollResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             poll(poll)
             notifyAuthor(poll)
             responses(responses)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/definition/AppDefinitionEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/definition/AppDefinitionEvent.kt
index a250490e7f..78cf731091 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/definition/AppDefinitionEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/definition/AppDefinitionEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.kinds.kinds
 import com.vitorpamplona.quartz.nip01Core.tags.publishedAt.PublishedAtProvider
 import com.vitorpamplona.quartz.nip21UriScheme.toNostrUri
 import com.vitorpamplona.quartz.nip23LongContent.tags.PublishedAtTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip89AppHandlers.PlatformType
 import com.vitorpamplona.quartz.nip89AppHandlers.definition.tags.PlatformLinkTag
@@ -119,7 +118,6 @@ class AppDefinitionEvent(
 
     companion object {
         const val KIND = 31990
-        const val ALT_DESCRIPTION = "App definition event"
 
         // ["web", "https://..../a/<bech32>", "nevent"]
         class PlatformLink(
@@ -141,7 +139,6 @@ class AppDefinitionEvent(
             initializer: TagArrayBuilder<AppDefinitionEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, details.toJson(), createdAt) {
             dTag(dTag)
-            alt(ALT_DESCRIPTION)
             kinds(supportedKinds)
             links(links)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/recommendation/AppRecommendationEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/recommendation/AppRecommendationEvent.kt
index d2c0792df0..cd4ea491d3 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/recommendation/AppRecommendationEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip89AppHandlers/recommendation/AppRecommendationEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip89AppHandlers.PlatformType
 import com.vitorpamplona.quartz.nip89AppHandlers.definition.AppDefinitionEvent
 import com.vitorpamplona.quartz.nip89AppHandlers.recommendation.tags.RecommendationTag
@@ -54,7 +53,6 @@ class AppRecommendationEvent(
 
     companion object {
         const val KIND = 31989
-        const val ALT_DESCRIPTION = "App recommendations by the author"
 
         class AppRecommendationItem(
             val appDefinitionEvent: AppDefinitionEvent,
@@ -72,7 +70,6 @@ class AppRecommendationEvent(
             appReferences.forEach {
                 recommend(it.appDefinitionEvent.addressTag(), it.relayHint, it.platform.code)
             }
-            alt(ALT_DESCRIPTION)
             initializer()
         }
 
@@ -84,7 +81,6 @@ class AppRecommendationEvent(
         ) = eventTemplate(KIND, "", createdAt) {
             dTag(supportedKind)
             recommend(recommendations)
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt
index 48d820f572..d6df3c9589 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
@@ -57,7 +56,6 @@ class NIP90ContentDiscoveryRequestEvent(
 
     companion object {
         const val KIND = 5300
-        const val ALT = "NIP90 Content Discovery request"
 
         fun build(
             dvmPublicKey: HexKey,
@@ -66,7 +64,6 @@ class NIP90ContentDiscoveryRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ContentDiscoveryRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             dvmPubKey(dvmPublicKey)
             relays(relays)
             param("max_results", "200")
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryResponse/NIP90ContentDiscoveryResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryResponse/NIP90ContentDiscoveryResponseEvent.kt
index 4ed27534b4..105a1d1fde 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryResponse/NIP90ContentDiscoveryResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryResponse/NIP90ContentDiscoveryResponseEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -70,13 +69,11 @@ class NIP90ContentDiscoveryResponseEvent(
 
     companion object {
         const val KIND = 6300
-        const val ALT = "NIP90 Content Discovery reply"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ContentDiscoveryResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt
index f7093bfb5f..f2c6a7f069 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
@@ -57,7 +56,6 @@ class NIP90ContentSearchRequestEvent(
 
     companion object {
         const val KIND = 5302
-        const val ALT = "NIP90 Content Search request"
 
         fun build(
             searchQuery: String,
@@ -68,7 +66,6 @@ class NIP90ContentSearchRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ContentSearchRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputText(searchQuery)
             users?.let { param("users", it) }
             since?.let { param("since", it.toString()) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchResponseEvent.kt
index 57e07e894e..894a70dc90 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchResponseEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -70,13 +69,11 @@ class NIP90ContentSearchResponseEvent(
 
     companion object {
         const val KIND = 6302
-        const val ALT = "NIP90 Content Search response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ContentSearchResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt
index 7af5173577..504672ea10 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamAll
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
@@ -52,7 +51,6 @@ class NIP90EventCountRequestEvent(
 
     companion object {
         const val KIND = 5400
-        const val ALT = "NIP90 Event Count request"
 
         fun build(
             inputs: List<String> = emptyList(),
@@ -62,7 +60,6 @@ class NIP90EventCountRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventCountRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, filterJson, createdAt) {
-            alt(ALT)
             inputs.forEach { inputText(it) }
             relays.forEach { param("relay", it) }
             groups.forEach { param("group", it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountResponseEvent.kt
index 8373cb998c..84f0d173d6 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,13 +40,11 @@ class NIP90EventCountResponseEvent(
 
     companion object {
         const val KIND = 6400
-        const val ALT = "NIP90 Event Count response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventCountResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt
index c371a0d6c0..1f0d7570ae 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
@@ -50,7 +49,6 @@ class NIP90EventPowDelegationRequestEvent(
 
     companion object {
         const val KIND = 5970
-        const val ALT = "NIP90 Event PoW Delegation request"
 
         fun build(
             eventJson: String,
@@ -58,7 +56,6 @@ class NIP90EventPowDelegationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventPowDelegationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputText(eventJson)
             param("pow", pow.toString())
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationResponseEvent.kt
index 306972d3f6..ab46d67d28 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90EventPowDelegationResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6970
-        const val ALT = "NIP90 Event PoW Delegation response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventPowDelegationResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt
index a82e27d51c..a6eab69fa8 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
@@ -50,7 +49,6 @@ class NIP90EventPublishScheduleRequestEvent(
 
     companion object {
         const val KIND = 5905
-        const val ALT = "NIP90 Event Publish Schedule request"
 
         fun build(
             eventJson: String,
@@ -58,7 +56,6 @@ class NIP90EventPublishScheduleRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventPublishScheduleRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputText(eventJson)
             if (relays.isNotEmpty()) {
                 param("relays", *relays.toTypedArray())
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleResponseEvent.kt
index a5b29b16e8..1dfa2e5980 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,13 +40,11 @@ class NIP90EventPublishScheduleResponseEvent(
 
     companion object {
         const val KIND = 6905
-        const val ALT = "NIP90 Event Publish Schedule response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventPublishScheduleResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt
index 3686612a4b..4280ea87ca 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputEvent
@@ -47,14 +46,12 @@ class NIP90EventTimestampingRequestEvent(
 
     companion object {
         const val KIND = 5900
-        const val ALT = "NIP90 Event Timestamping request"
 
         fun build(
             eventId: HexKey,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventTimestampingRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputEvent(eventId)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingResponseEvent.kt
index b79d5ab557..604079190e 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,13 +40,11 @@ class NIP90EventTimestampingResponseEvent(
 
     companion object {
         const val KIND = 6900
-        const val ALT = "NIP90 Event Timestamping response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90EventTimestampingResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt
index 4d613568ab..f71aba97e7 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
@@ -62,7 +61,6 @@ class NIP90ImageGenerationRequestEvent(
 
     companion object {
         const val KIND = 5100
-        const val ALT = "NIP90 Image Generation request"
 
         fun build(
             prompt: String,
@@ -75,7 +73,6 @@ class NIP90ImageGenerationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ImageGenerationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             sourceImageUrl?.let { inputUrl(it) }
             inputText(prompt)
             model?.let { param("model", it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationResponseEvent.kt
index 8ea2870f87..ef07dd5fee 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90ImageGenerationResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6100
-        const val ALT = "NIP90 Image Generation response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ImageGenerationResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt
index ab5720c980..98557b94d5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
@@ -47,14 +46,12 @@ class NIP90ImageToVideoRequestEvent(
 
     companion object {
         const val KIND = 5202
-        const val ALT = "NIP90 Image-to-Video request"
 
         fun build(
             imageUrl: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ImageToVideoRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputUrl(imageUrl)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoResponseEvent.kt
index 7e7a9b94f4..9e3c21edfa 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90ImageToVideoResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6202
-        const val ALT = "NIP90 Image-to-Video response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90ImageToVideoResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt
index 489686c3ba..af90743b08 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
@@ -47,14 +46,12 @@ class NIP90MalwareScanRequestEvent(
 
     companion object {
         const val KIND = 5500
-        const val ALT = "NIP90 Malware Scan request"
 
         fun build(
             fileUrl: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90MalwareScanRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputUrl(fileUrl)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanResponseEvent.kt
index 02dfa7c191..37aae8e6df 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,13 +40,11 @@ class NIP90MalwareScanResponseEvent(
 
     companion object {
         const val KIND = 6500
-        const val ALT = "NIP90 Malware Scan response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90MalwareScanResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt
index f3fbca7f9e..2cf9def354 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
@@ -47,7 +46,6 @@ class NIP90OpReturnRequestEvent(
 
     companion object {
         const val KIND = 5901
-        const val ALT = "NIP90 OP_RETURN Creation request"
         const val MAX_OP_RETURN_BYTES = 80
 
         fun build(
@@ -55,7 +53,6 @@ class NIP90OpReturnRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90OpReturnRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputText(text)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnResponseEvent.kt
index db3e2ff039..9e9b8e986c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -41,13 +40,11 @@ class NIP90OpReturnResponseEvent(
 
     companion object {
         const val KIND = 6901
-        const val ALT = "NIP90 OP_RETURN Creation response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90OpReturnResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt
index a190815081..e204172a8d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
@@ -51,7 +50,6 @@ class NIP90PeopleSearchRequestEvent(
 
     companion object {
         const val KIND = 5303
-        const val ALT = "NIP90 People Search request"
 
         fun build(
             searchQuery: String,
@@ -59,7 +57,6 @@ class NIP90PeopleSearchRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90PeopleSearchRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputText(searchQuery)
             maxResults?.let { param("max_results", it.toString()) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchResponseEvent.kt
index 4e8900353f..6156985d53 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchResponseEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -70,13 +69,11 @@ class NIP90PeopleSearchResponseEvent(
 
     companion object {
         const val KIND = 6303
-        const val ALT = "NIP90 People Search response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90PeopleSearchResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/status/NIP90StatusEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/status/NIP90StatusEvent.kt
index 0b157e3fc5..c01eb4cc38 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/status/NIP90StatusEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/status/NIP90StatusEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -43,13 +42,11 @@ class NIP90StatusEvent(
 
     companion object {
         const val KIND = 7000
-        const val ALT = "NIP90 Status update"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90StatusEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt
index 907d5f300e..3e7cf4a0db 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputEvent
@@ -52,7 +51,6 @@ class NIP90SummarizationRequestEvent(
 
     companion object {
         const val KIND = 5001
-        const val ALT = "NIP90 Summarization request"
 
         fun build(
             eventIds: List<HexKey>,
@@ -61,7 +59,6 @@ class NIP90SummarizationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90SummarizationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             eventIds.forEach { inputEvent(it) }
             length?.let { param("length", it) }
             outputMimeType?.let { output(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationResponseEvent.kt
index f8acffd446..d4b97ca533 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90SummarizationResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6001
-        const val ALT = "NIP90 Summarization response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90SummarizationResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt
index 940e22716a..c61c29b542 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
@@ -57,7 +56,6 @@ class NIP90TextExtractionRequestEvent(
 
     companion object {
         const val KIND = 5000
-        const val ALT = "NIP90 Text Extraction request"
 
         fun build(
             inputUrl: String,
@@ -68,7 +66,6 @@ class NIP90TextExtractionRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TextExtractionRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputUrl(inputUrl)
             outputMimeType?.let { output(it) }
             if (rangeStart != null && rangeEnd != null) {
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionResponseEvent.kt
index 54c50b593d..ae808faa45 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90TextExtractionResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6000
-        const val ALT = "NIP90 Text Extraction response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TextExtractionResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt
index 5d058c7399..52f4c28d93 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputPrompt
@@ -62,7 +61,6 @@ class NIP90TextGenerationRequestEvent(
 
     companion object {
         const val KIND = 5050
-        const val ALT = "NIP90 Text Generation request"
 
         fun build(
             prompt: String,
@@ -76,7 +74,6 @@ class NIP90TextGenerationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TextGenerationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputPrompt(prompt)
             model?.let { param("model", it) }
             maxTokens?.let { param("max_tokens", it.toString()) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationResponseEvent.kt
index d249d9c3ba..ded0df9d9b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90TextGenerationResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6050
-        const val ALT = "NIP90 Text Generation response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TextGenerationResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt
index 0a45650843..0700e56b69 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
@@ -51,7 +50,6 @@ class NIP90TextToSpeechRequestEvent(
 
     companion object {
         const val KIND = 5250
-        const val ALT = "NIP90 Text-to-Speech request"
 
         fun build(
             text: String,
@@ -59,7 +57,6 @@ class NIP90TextToSpeechRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TextToSpeechRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputText(text)
             language?.let { param("language", it) }
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechResponseEvent.kt
index b0d654c63f..01cbf1e0ca 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90TextToSpeechResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6250
-        const val ALT = "NIP90 Text-to-Speech response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TextToSpeechResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt
index ad76d18e0b..aed285ea54 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputEvent
@@ -48,7 +47,6 @@ class NIP90TranslationRequestEvent(
 
     companion object {
         const val KIND = 5002
-        const val ALT = "NIP90 Translation request"
 
         fun build(
             eventIds: List<HexKey>,
@@ -56,7 +54,6 @@ class NIP90TranslationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TranslationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             eventIds.forEach { inputEvent(it) }
             param("language", language)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationResponseEvent.kt
index a39fe56a51..b43ef64283 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90TranslationResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6002
-        const val ALT = "NIP90 Translation response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90TranslationResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt
index b06a1cd63c..be937e06fe 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
@@ -48,13 +47,11 @@ class NIP90UserDiscoveryRequestEvent(
 
     companion object {
         const val KIND = 5301
-        const val ALT = "NIP90 User Discovery request"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90UserDiscoveryRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryResponse/NIP90UserDiscoveryResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryResponse/NIP90UserDiscoveryResponseEvent.kt
index 7e0f101439..ba220f40bd 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryResponse/NIP90UserDiscoveryResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryResponse/NIP90UserDiscoveryResponseEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.OptimizedJsonMapper
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.Log
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -70,13 +69,11 @@ class NIP90UserDiscoveryResponseEvent(
 
     companion object {
         const val KIND = 6301
-        const val ALT = "NIP90 User Discovery reply"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90UserDiscoveryResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt
index 6524e95507..ffc3adc0c5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
@@ -54,7 +53,6 @@ class NIP90VideoConversionRequestEvent(
 
     companion object {
         const val KIND = 5200
-        const val ALT = "NIP90 Video Conversion request"
 
         fun build(
             videoUrl: String,
@@ -64,7 +62,6 @@ class NIP90VideoConversionRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90VideoConversionRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputUrl(videoUrl)
             outputMimeType?.let { output(it) }
             if (rangeStart != null && rangeEnd != null) {
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionResponseEvent.kt
index 3c5e832251..ebd7a9031c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90VideoConversionResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6200
-        const val ALT = "NIP90 Video Conversion response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90VideoConversionResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt
index 8f32c372b7..859be0382c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
@@ -59,7 +58,6 @@ class NIP90VideoTranslationRequestEvent(
 
     companion object {
         const val KIND = 5201
-        const val ALT = "NIP90 Video Translation request"
 
         fun build(
             videoUrl: String,
@@ -71,7 +69,6 @@ class NIP90VideoTranslationRequestEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90VideoTranslationRequestEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             inputUrl(videoUrl)
             param("language", language)
             subtitle?.let { param("subtitle", it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationResponseEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationResponseEvent.kt
index c9fb05efcb..cea768fdd5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationResponseEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationResponseEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -39,13 +38,11 @@ class NIP90VideoTranslationResponseEvent(
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 6201
-        const val ALT = "NIP90 Video Translation response"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<NIP90VideoTranslationResponseEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip94FileMetadata/FileHeaderEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip94FileMetadata/FileHeaderEvent.kt
index ad9aa67433..5ff71a5190 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip94FileMetadata/FileHeaderEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip94FileMetadata/FileHeaderEvent.kt
@@ -92,7 +92,6 @@ class FileHeaderEvent(
 
     companion object {
         const val KIND = 1063
-        const val ALT_DESCRIPTION = "Verifiable file url"
 
         fun build(
             url: String,
@@ -101,7 +100,9 @@ class FileHeaderEvent(
             initializer: TagArrayBuilder<FileHeaderEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, caption ?: "", createdAt) {
             url(url)
-            caption?.ifBlank { null }?.let { alt(caption) } ?: alt(ALT_DESCRIPTION)
+            // NIP-94 accessibility description of the file (kept; the deprecated
+            // generic NIP-31 boilerplate alt is not written).
+            caption?.ifBlank { null }?.let { alt(it) }
             initializer()
         }
 
@@ -121,7 +122,9 @@ class FileHeaderEvent(
             initializer: TagArrayBuilder<FileHeaderEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, caption ?: "", createdAt) {
             url(url)
-            caption?.ifBlank { null }?.let { alt(caption) } ?: alt(ALT_DESCRIPTION)
+            // NIP-94 accessibility description of the file (kept; the deprecated
+            // generic NIP-31 boilerplate alt is not written).
+            caption?.ifBlank { null }?.let { alt(it) }
 
             hash?.let { hash(it) }
             size?.let { fileSize(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip96FileStorage/config/FileServersEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip96FileStorage/config/FileServersEvent.kt
index a85f133178..3e112661b0 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip96FileStorage/config/FileServersEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip96FileStorage/config/FileServersEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip96FileStorage.config.tags.ServerTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -44,7 +43,6 @@ class FileServersEvent(
 
     companion object {
         const val KIND = 10096
-        const val ALT_DESCRIPTOR = "File servers used by the author"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -66,7 +64,6 @@ class FileServersEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<FileServersEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTOR)
             servers(servers)
             initializer()
         }
@@ -75,7 +72,6 @@ class FileServersEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<FileServersEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTOR)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip99Classifieds/ClassifiedsEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip99Classifieds/ClassifiedsEvent.kt
index b3c6101375..1f890a4d07 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip99Classifieds/ClassifiedsEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip99Classifieds/ClassifiedsEvent.kt
@@ -33,7 +33,6 @@ import com.vitorpamplona.quartz.nip23LongContent.tags.ImageTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.PublishedAtTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.SummaryTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nip92IMeta.imetas
 import com.vitorpamplona.quartz.nip99Classifieds.tags.ConditionTag
@@ -110,7 +109,6 @@ class ClassifiedsEvent(
 
     companion object {
         const val KIND = 30402
-        const val ALT_DESCRIPTION = "Classifieds listing"
 
         val REQUIRED_FIELDS = setOf(TitleTag.TAG_NAME, PriceTag.TAG_NAME, ImageTag.TAG_NAME)
 
@@ -136,7 +134,6 @@ class ClassifiedsEvent(
             location?.let { location(it) }
             images?.let { images(images) }
 
-            alt(ALT_DESCRIPTION)
             initializer()
         }
     }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/BaseVoiceEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/BaseVoiceEvent.kt
index 4f24892902..ed0227e58c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/BaseVoiceEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/BaseVoiceEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip92IMeta.imetas
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -45,11 +44,9 @@ open class BaseVoiceEvent(
         fun <T : BaseVoiceEvent> build(
             voiceMessage: AudioMeta,
             kind: Int,
-            alt: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<T>.() -> Unit = {},
         ) = eventTemplate(kind, voiceMessage.url, createdAt) {
-            alt(alt)
             audioIMeta(voiceMessage)
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceEvent.kt
index 3af6a78c32..f39df32226 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceEvent.kt
@@ -36,7 +36,6 @@ class VoiceEvent(
 ) : BaseVoiceEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
     companion object {
         const val KIND = 1222
-        const val ALT_DESCRIPTION = "Voice message"
 
         fun build(
             url: String,
@@ -50,6 +49,6 @@ class VoiceEvent(
             voiceMessage: AudioMeta,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<VoiceEvent>.() -> Unit = {},
-        ) = build(voiceMessage, KIND, ALT_DESCRIPTION, createdAt, initializer)
+        ) = build(voiceMessage, KIND, createdAt, initializer)
     }
 }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceReplyEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceReplyEvent.kt
index f4843f10ea..102522ae66 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceReplyEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA0VoiceMessages/VoiceReplyEvent.kt
@@ -57,7 +57,6 @@ class VoiceReplyEvent(
 
     companion object {
         const val KIND = 1244
-        const val ALT_DESCRIPTION = "Voice reply"
 
         fun build(
             url: String,
@@ -73,7 +72,7 @@ class VoiceReplyEvent(
             replyingTo: EventHintBundle<BaseVoiceEvent>,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<VoiceReplyEvent>.() -> Unit = {},
-        ) = build(voiceMessage, KIND, ALT_DESCRIPTION, createdAt) {
+        ) = build(voiceMessage, KIND, createdAt) {
             replyEvent(replyingTo.event.id, replyingTo.relay, replyingTo.event.pubKey)
             replyKind(replyingTo.event.kind)
             replyAuthor(replyingTo.event.pubKey, replyingTo.authorHomeRelay)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEvent.kt
index 0c3c440769..9753d5386d 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEvent.kt
@@ -38,7 +38,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventHints
 import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nipA4PublicMessages.tags.ReceiverTag
 import com.vitorpamplona.quartz.utils.TimeUtils
@@ -93,13 +92,11 @@ class PublicMessageEvent(
 
     companion object {
         const val KIND = 24
-        const val ALT_DESCRIPTION = "Public Message"
 
         fun build(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PublicMessageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
             remove("e") // NIP-A4: e tags must not be used
         }
@@ -110,7 +107,6 @@ class PublicMessageEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PublicMessageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, msg, createdAt) {
-            alt(ALT_DESCRIPTION)
             toUser(to)
             initializer()
             remove("e") // NIP-A4: e tags must not be used
@@ -122,7 +118,6 @@ class PublicMessageEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PublicMessageEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, msg, createdAt) {
-            alt(ALT_DESCRIPTION)
             toGroup(to)
             initializer()
             remove("e") // NIP-A4: e tags must not be used
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallAnswerEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallAnswerEvent.kt
index 553ee5ad8c..472560a311 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallAnswerEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallAnswerEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTagIds
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.callId
 
 @Immutable
@@ -49,7 +48,6 @@ class CallAnswerEvent(
 
     companion object {
         const val KIND = 25051
-        const val ALT_DESCRIPTION = "WebRTC call answer"
 
         fun build(
             sdpAnswer: String,
@@ -57,7 +55,6 @@ class CallAnswerEvent(
             callId: String,
             initializer: TagArrayBuilder<CallAnswerEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, sdpAnswer) {
-            alt(ALT_DESCRIPTION)
             pTag(callerPubKey)
             callId(callId)
             initializer()
@@ -69,7 +66,6 @@ class CallAnswerEvent(
             callId: String,
             initializer: TagArrayBuilder<CallAnswerEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, sdpAnswer) {
-            alt(ALT_DESCRIPTION)
             pTagIds(memberPubKeys)
             callId(callId)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallHangupEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallHangupEvent.kt
index 6b5ae36734..49d8c887ae 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallHangupEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallHangupEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTagIds
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.callId
 
 @Immutable
@@ -49,7 +48,6 @@ class CallHangupEvent(
 
     companion object {
         const val KIND = 25053
-        const val ALT_DESCRIPTION = "WebRTC call hangup"
 
         fun build(
             peerPubKey: HexKey,
@@ -57,7 +55,6 @@ class CallHangupEvent(
             reason: String = "",
             initializer: TagArrayBuilder<CallHangupEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason) {
-            alt(ALT_DESCRIPTION)
             pTag(peerPubKey)
             callId(callId)
             initializer()
@@ -69,7 +66,6 @@ class CallHangupEvent(
             reason: String = "",
             initializer: TagArrayBuilder<CallHangupEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason) {
-            alt(ALT_DESCRIPTION)
             pTagIds(memberPubKeys)
             callId(callId)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallIceCandidateEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallIceCandidateEvent.kt
index 76ff088c98..a7f7bde812 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallIceCandidateEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallIceCandidateEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.callId
 import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.int
@@ -64,7 +63,6 @@ class CallIceCandidateEvent(
 
     companion object {
         const val KIND = 25052
-        const val ALT_DESCRIPTION = "WebRTC ICE candidate"
 
         fun serializeCandidate(
             sdp: String,
@@ -82,7 +80,6 @@ class CallIceCandidateEvent(
             callId: String,
             initializer: TagArrayBuilder<CallIceCandidateEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, candidateJson) {
-            alt(ALT_DESCRIPTION)
             pTag(peerPubKey)
             callId(callId)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallOfferEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallOfferEvent.kt
index 4356f8b316..2a1caa7813 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallOfferEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallOfferEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTagIds
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.CallType
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.CallTypeTag
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.callId
@@ -60,7 +59,6 @@ class CallOfferEvent(
 
     companion object {
         const val KIND = 25050
-        const val ALT_DESCRIPTION = "WebRTC call offer"
 
         fun build(
             sdpOffer: String,
@@ -69,7 +67,6 @@ class CallOfferEvent(
             type: CallType,
             initializer: TagArrayBuilder<CallOfferEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, sdpOffer) {
-            alt(ALT_DESCRIPTION)
             pTag(calleePubKey)
             callId(callId)
             callType(type)
@@ -83,7 +80,6 @@ class CallOfferEvent(
             type: CallType,
             initializer: TagArrayBuilder<CallOfferEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, sdpOffer) {
-            alt(ALT_DESCRIPTION)
             pTagIds(calleePubKeys)
             callId(callId)
             callType(type)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRejectEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRejectEvent.kt
index 664bf923dc..8d2b0b3483 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRejectEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRejectEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTagIds
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.callId
 
 @Immutable
@@ -49,7 +48,6 @@ class CallRejectEvent(
 
     companion object {
         const val KIND = 25054
-        const val ALT_DESCRIPTION = "WebRTC call rejection"
 
         fun build(
             callerPubKey: HexKey,
@@ -57,7 +55,6 @@ class CallRejectEvent(
             reason: String = "",
             initializer: TagArrayBuilder<CallRejectEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason) {
-            alt(ALT_DESCRIPTION)
             pTag(callerPubKey)
             callId(callId)
             initializer()
@@ -69,7 +66,6 @@ class CallRejectEvent(
             reason: String = "",
             initializer: TagArrayBuilder<CallRejectEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, reason) {
-            alt(ALT_DESCRIPTION)
             pTagIds(memberPubKeys)
             callId(callId)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRenegotiateEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRenegotiateEvent.kt
index df39efc94e..e57c4bd455 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRenegotiateEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/events/CallRenegotiateEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTag
 import com.vitorpamplona.quartz.nip01Core.tags.people.pTagIds
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nipACWebRtcCalls.tags.callId
 
 @Immutable
@@ -49,7 +48,6 @@ class CallRenegotiateEvent(
 
     companion object {
         const val KIND = 25055
-        const val ALT_DESCRIPTION = "WebRTC call renegotiation"
 
         fun build(
             sdpOffer: String,
@@ -57,7 +55,6 @@ class CallRenegotiateEvent(
             callId: String,
             initializer: TagArrayBuilder<CallRenegotiateEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, sdpOffer) {
-            alt(ALT_DESCRIPTION)
             pTag(peerPubKey)
             callId(callId)
             initializer()
@@ -69,7 +66,6 @@ class CallRenegotiateEvent(
             callId: String,
             initializer: TagArrayBuilder<CallRenegotiateEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, sdpOffer) {
-            alt(ALT_DESCRIPTION)
             pTagIds(memberPubKeys)
             callId(callId)
             initializer()
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB0WebBookmarks/WebBookmarkEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB0WebBookmarks/WebBookmarkEvent.kt
index 07272bee13..a5d09d2bdd 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB0WebBookmarks/WebBookmarkEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB0WebBookmarks/WebBookmarkEvent.kt
@@ -31,7 +31,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.hashtags.hashtags
 import com.vitorpamplona.quartz.nip22Comments.RootScope
 import com.vitorpamplona.quartz.nip23LongContent.tags.PublishedAtTag
 import com.vitorpamplona.quartz.nip23LongContent.tags.TitleTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -63,7 +62,6 @@ class WebBookmarkEvent(
 
     companion object {
         const val KIND = 39701
-        const val ALT_DESCRIPTION = "Web Bookmark"
 
         fun urlToDTag(url: String): String =
             url
@@ -80,7 +78,6 @@ class WebBookmarkEvent(
             initializer: TagArrayBuilder<WebBookmarkEvent>.() -> Unit = {},
         ) = eventTemplate<WebBookmarkEvent>(KIND, description, createdAt) {
             dTag(urlToDTag(url))
-            alt(ALT_DESCRIPTION)
             bookmarkTitle?.let { title(it) }
             publishedAt(createdAt)
             hashtags(tags)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB7Blossom/BlossomServersEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB7Blossom/BlossomServersEvent.kt
index 2b34a31a8a..702eeb321b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB7Blossom/BlossomServersEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipB7Blossom/BlossomServersEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -49,7 +48,6 @@ class BlossomServersEvent(
 
     companion object {
         const val KIND = 10063
-        const val ALT = "File servers used by the author"
 
         fun createAddress(pubKey: HexKey): Address = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -60,7 +58,6 @@ class BlossomServersEvent(
         fun createTagArray(servers: List<String>): Array<Array<String>> =
             servers
                 .map { arrayOf("server", it) }
-                .plusElement(AltTag.assemble(ALT))
                 .toTypedArray()
 
         suspend fun updateRelayList(
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEvent.kt
index 2dfebe2a6c..4c7f660d42 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEvent.kt
@@ -35,7 +35,6 @@ import com.vitorpamplona.quartz.nip01Core.tags.aTag.toATag
 import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.events.toETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -103,9 +102,6 @@ class OnchainZapEvent(
     companion object {
         const val KIND = 8333
 
-        /** NIP-31 human-readable fallback. Includes the amount, as in the NIP-BC example. */
-        fun altDescription(amountInSats: Long) = "Onchain zap: $amountInSats sats"
-
         /**
          * Build an onchain zap that targets a specific event.
          */
@@ -118,7 +114,6 @@ class OnchainZapEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<OnchainZapEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(altDescription(amountInSats))
             txid(txid)
             recipient(recipientPubKey)
             amountInSats(amountInSats)
@@ -141,7 +136,6 @@ class OnchainZapEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<OnchainZapEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
-            alt(altDescription(amountInSats))
             txid(txid)
             recipient(recipientPubKey)
             amountInSats(amountInSats)
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC0CodeSnippets/CodeSnippetEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC0CodeSnippets/CodeSnippetEvent.kt
index 9c07eeb531..96675a8330 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC0CodeSnippets/CodeSnippetEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC0CodeSnippets/CodeSnippetEvent.kt
@@ -26,7 +26,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -74,7 +73,6 @@ class CodeSnippetEvent(
 
     companion object {
         const val KIND = 1337
-        const val ALT_DESCRIPTION = "Code snippet"
 
         fun build(
             code: String,
@@ -89,7 +87,6 @@ class CodeSnippetEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<CodeSnippetEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, code, createdAt) {
-            alt(ALT_DESCRIPTION)
             language?.let { language(it) }
             extension?.let { extension(it) }
             name?.let { snippetName(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC7Chats/ChatEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC7Chats/ChatEvent.kt
index 523b032fd1..50280faa69 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC7Chats/ChatEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipC7Chats/ChatEvent.kt
@@ -39,7 +39,6 @@ import com.vitorpamplona.quartz.nip19Bech32.eventIds
 import com.vitorpamplona.quartz.nip19Bech32.pubKeyHints
 import com.vitorpamplona.quartz.nip19Bech32.pubKeys
 import com.vitorpamplona.quartz.nip22Comments.RootScope
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -88,14 +87,12 @@ class ChatEvent(
 
     companion object {
         const val KIND = 9
-        const val ALT_DESCRIPTION = "Chat message"
 
         fun build(
             message: String,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChatEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, message, createdAt) {
-            alt(ALT_DESCRIPTION)
             initializer()
         }
 
@@ -105,7 +102,6 @@ class ChatEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<ChatEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, message, createdAt) {
-            alt(ALT_DESCRIPTION)
             quote(QEventTag(replyTo.event.id, replyTo.relay, replyTo.event.pubKey))
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/authored/AuthoredPodcastsEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/authored/AuthoredPodcastsEvent.kt
index abf626b368..efa3c555df 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/authored/AuthoredPodcastsEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/authored/AuthoredPodcastsEvent.kt
@@ -28,7 +28,6 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.UserTag
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -61,7 +60,6 @@ class AuthoredPodcastsEvent(
 
     companion object {
         const val KIND = 10064
-        const val ALT_DESCRIPTION = "List of authored podcasts"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -72,7 +70,6 @@ class AuthoredPodcastsEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AuthoredPodcastsEvent>.() -> Unit = {},
         ) = eventTemplate<AuthoredPodcastsEvent>(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
             podcasts.forEach { podcast(it) }
             initializer()
         }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/episode/PodcastEpisodeEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/episode/PodcastEpisodeEvent.kt
index 107ed9435d..183f2702bf 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/episode/PodcastEpisodeEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/episode/PodcastEpisodeEvent.kt
@@ -25,7 +25,6 @@ import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nipF4Podcasts.episode.tags.AudioTag
 import com.vitorpamplona.quartz.nipF4Podcasts.episode.tags.DescriptionTag
@@ -62,7 +61,6 @@ class PodcastEpisodeEvent(
 
     companion object {
         const val KIND = 54
-        const val ALT_DESCRIPTION_PREFIX = "Podcast episode"
 
         fun build(
             title: String,
@@ -73,8 +71,6 @@ class PodcastEpisodeEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PodcastEpisodeEvent>.() -> Unit = {},
         ) = eventTemplate<PodcastEpisodeEvent>(KIND, markdownContent, createdAt) {
-            alt("$ALT_DESCRIPTION_PREFIX: $title")
-
             title(title)
             description(description)
             image?.let { image(it) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/favorites/FavoritePodcastsListEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/favorites/FavoritePodcastsListEvent.kt
index e492348c9f..aaf72d3ab6 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/favorites/FavoritePodcastsListEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/favorites/FavoritePodcastsListEvent.kt
@@ -24,10 +24,8 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.Address
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArray
-import com.vitorpamplona.quartz.nip01Core.core.fastAny
 import com.vitorpamplona.quartz.nip01Core.signers.NostrSigner
 import com.vitorpamplona.quartz.nip01Core.signers.SignerExceptions
-import com.vitorpamplona.quartz.nip31Alts.AltTag
 import com.vitorpamplona.quartz.nip51Lists.PrivateTagArrayEvent
 import com.vitorpamplona.quartz.nip51Lists.encryption.PrivateTagsInContent
 import com.vitorpamplona.quartz.nip51Lists.muteList.tags.UserTag
@@ -58,7 +56,6 @@ class FavoritePodcastsListEvent(
 
     companion object {
         const val KIND = 10054
-        const val ALT = "Favorite podcasts list"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, "")
 
@@ -157,14 +154,6 @@ class FavoritePodcastsListEvent(
             tags: TagArray,
             signer: NostrSigner,
             createdAt: Long = TimeUtils.now(),
-        ): FavoritePodcastsListEvent {
-            val newTags =
-                if (tags.fastAny(AltTag::match)) {
-                    tags
-                } else {
-                    tags + AltTag.assemble(ALT)
-                }
-            return signer.sign(createdAt, KIND, newTags, content)
-        }
+        ): FavoritePodcastsListEvent = signer.sign(createdAt, KIND, tags, content)
     }
 }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/metadata/PodcastMetadataEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/metadata/PodcastMetadataEvent.kt
index 8a9bdccabc..42874c0747 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/metadata/PodcastMetadataEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/metadata/PodcastMetadataEvent.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
-import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.nip50Search.SearchableEvent
 import com.vitorpamplona.quartz.nipF4Podcasts.metadata.tags.AuthorTag
 import com.vitorpamplona.quartz.nipF4Podcasts.metadata.tags.DescriptionTag
@@ -76,7 +75,6 @@ class PodcastMetadataEvent(
 
     companion object {
         const val KIND = 10154
-        const val ALT_DESCRIPTION = "Podcast metadata"
 
         fun createAddress(pubKey: HexKey) = Address(KIND, pubKey, FIXED_D_TAG)
 
@@ -91,8 +89,6 @@ class PodcastMetadataEvent(
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<PodcastMetadataEvent>.() -> Unit = {},
         ) = eventTemplate<PodcastMetadataEvent>(KIND, "", createdAt) {
-            alt(ALT_DESCRIPTION)
-
             title(title)
             image(image)
             description(description)
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/experimental/roadstr/RoadEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/experimental/roadstr/RoadEventTest.kt
index fd66eeb1d2..6a19958d20 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/experimental/roadstr/RoadEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/experimental/roadstr/RoadEventTest.kt
@@ -152,7 +152,6 @@ class RoadEventTest {
         assertEquals("48.8566140", template.tags.first { it[0] == "lat" }[1])
         assertEquals("2.3522219", template.tags.first { it[0] == "lon" }[1])
         assertEquals((createdAt + RoadEventReportEvent.RELAY_TTL_SECONDS).toString(), template.tags.first { it[0] == "expiration" }[1])
-        assertEquals("Roadstr: speed_camera report", template.tags.first { it[0] == "alt" }[1])
     }
 
     @Test
@@ -161,7 +160,6 @@ class RoadEventTest {
 
         assertEquals(reportId, template.tags.first { it[0] == "e" }[1])
         assertEquals("still_there", template.tags.first { it[0] == "status" }[1])
-        assertEquals("Roadstr: event confirmed", template.tags.first { it[0] == "alt" }[1])
         assertTrue(template.tags.none { it[0] == "g" || it[0] == "lat" || it[0] == "lon" })
     }
 
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/UpdateMetadataTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/UpdateMetadataTest.kt
index 86aa586878..ac7e123165 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/UpdateMetadataTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip01Core/metadata/UpdateMetadataTest.kt
@@ -53,16 +53,15 @@ class UpdateMetadataTest {
 
         val expected =
             MetadataEvent(
-                id = "490d7439e530423f2540d4f2bdb73a0a2935f3df9e1f2a6f699a140c7db311fe",
+                id = "b7a00acbc8e07b1a555eb0b50b515b54525f129f612b6dc8e3225a2184e79e03",
                 pubKey = "70a9b3c312a6b83e476739bd29d60ca700da1d5b982cbca87b5f3d27d4038d67",
                 createdAt = 1740669816,
                 tags =
                     arrayOf(
-                        arrayOf("alt", "User profile for Vitor"),
                         arrayOf("name", "Vitor"),
                     ),
                 content = "{\"name\":\"Vitor\"}",
-                sig = "977a6152199f17d103d8d56736ed1b7767054464cf9423d017c01c8cdd2344698f0a5e13da8dff98d01bb1f798837e3b6271e1fd1cac861bb90686f622ae6ef4",
+                sig = "fcb319f3f4ac616d14186a018b40d554f4614bfdddc15079be7027d2059d6cd76d12f0f2ac4fd0ca3694b95ec66b786d6503e350249e9d35d2caa0c39e77fc0a",
             )
 
         assertEquals(expected, test)
@@ -90,12 +89,11 @@ class UpdateMetadataTest {
 
         val expected =
             MetadataEvent(
-                id = "2b2761d66db4a83d5fb7a98cafb8414e9b0c238ceb67d729bedacc1a092d516f",
+                id = "e09f5a9f0005bc427ac0c1714c7c239ecb7f2454c8b29c2c5046477c5d945c6c",
                 pubKey = "70a9b3c312a6b83e476739bd29d60ca700da1d5b982cbca87b5f3d27d4038d67",
                 createdAt = 1740669816,
                 tags =
                     arrayOf(
-                        arrayOf("alt", "User profile for Vitor"),
                         arrayOf("name", "Vitor"),
                         arrayOf("display_name", "Vitor Pamplona"),
                         arrayOf("picture", "https://vitorpamplona.com/images/me_300.jpg"),
@@ -109,19 +107,18 @@ class UpdateMetadataTest {
                         arrayOf("i", "github:vitorpamplona", "cf19e2d1d7f8dac6348ad37b35ec8421"),
                     ),
                 content = "{\"name\":\"Vitor\",\"display_name\":\"Vitor Pamplona\",\"picture\":\"https://vitorpamplona.com/images/me_300.jpg\",\"banner\":\"https://pbs.twimg.com/profile_banners/15064756/1414451651/1080x360\",\"website\":\"https://vitorpamplona.com\",\"pronouns\":\"he/him\",\"about\":\"Nostr's Chief Android Officer - #Amethyst\",\"nip05\":\"_@vitorpamplona.com\",\"lud16\":\"vitor@vitorpamplona.com\",\"lud06\":\"TEST\"}",
-                sig = "0a8c78eb0c5e0ba46e4781cc445fb7b6d275b434cead9231bd19b4f95671e3ab872264e50d4456d6036a84cc81e517bfa24229571519aabefcbce431e0c7163e",
+                sig = "dddbe96bd6217bb3fce33f6766cc989b300d7e867aa57bdcfc7c9ad915e165ecc76c193770f215728e7e1f59d667a16365f081d1089be27938f40e69c682e623",
             )
 
         assertEquals(expected, test)
 
         val expected2 =
             MetadataEvent(
-                id = "2e1e57fae4e4baddac025ea0b49afc093f2aa27610a05e584184ed26b29d7590",
+                id = "58c85c5a5183fcb017be943f83f92dc714b5595078f009afa0b5241ee27e8946",
                 pubKey = "70a9b3c312a6b83e476739bd29d60ca700da1d5b982cbca87b5f3d27d4038d67",
                 createdAt = 1740669817,
                 tags =
                     arrayOf(
-                        arrayOf("alt", "User profile for 2 Vitor"),
                         arrayOf("name", "2 Vitor"),
                         arrayOf("display_name", "2 Vitor Pamplona"),
                         arrayOf("picture", "2 https://vitorpamplona.com/images/me_300.jpg"),
@@ -135,7 +132,7 @@ class UpdateMetadataTest {
                         arrayOf("i", "github:vitorpamplona", "2cf19e2d1d7f8dac6348ad37b35ec8421"),
                     ),
                 content = "{\"name\":\"2 Vitor\",\"display_name\":\"2 Vitor Pamplona\",\"picture\":\"2 https://vitorpamplona.com/images/me_300.jpg\",\"banner\":\"2 https://pbs.twimg.com/profile_banners/15064756/1414451651/1080x360\",\"website\":\"2 https://vitorpamplona.com\",\"pronouns\":\"2 he/him\",\"about\":\"2 Nostr's Chief Android Officer - #Amethyst\",\"nip05\":\"2 _@vitorpamplona.com\",\"lud16\":\"2 vitor@vitorpamplona.com\",\"lud06\":\"2 TEST\"}",
-                sig = "a25483bc0fcc79ccd337e3ff846351097109fc13f1cd1c9cc15f7f2ad46417aeb7c05c1524aeadbab93036fc0743c8c310a5b2b7b482e1808649b12a3ee29d49",
+                sig = "162b7a369bb84070c20a2ed5733a5c4519b3c4d1b0c89042448fe16d3f201e42ed60eb544fa8f83c8b0eed73a4dc51a39267c29e3b0d2c05b713c81157662db0",
             )
 
         val test2 =
@@ -161,18 +158,17 @@ class UpdateMetadataTest {
 
         val expected3 =
             MetadataEvent(
-                id = "94879b9a27fecf1337ede32013006ec4dfd5a3286a1e819abddfa1c3c132f008",
+                id = "75488fae3320aebf9af573d5a43b406c3eb93511e484e2db0a348408c0cce42d",
                 pubKey = "70a9b3c312a6b83e476739bd29d60ca700da1d5b982cbca87b5f3d27d4038d67",
                 createdAt = 1740669817,
                 tags =
                     arrayOf(
-                        arrayOf("alt", "User profile for 2 Vitor"),
                         arrayOf("name", "2 Vitor"),
                         arrayOf("picture", "2 https://vitorpamplona.com/images/me_300.jpg"),
                         arrayOf("banner", "2 https://pbs.twimg.com/profile_banners/15064756/1414451651/1080x360"),
                     ),
                 content = "{\"name\":\"2 Vitor\",\"picture\":\"2 https://vitorpamplona.com/images/me_300.jpg\",\"banner\":\"2 https://pbs.twimg.com/profile_banners/15064756/1414451651/1080x360\"}",
-                sig = "729ee02364b4d429b6a66400ec850e80424602e3981ff2ad8a14d61bdee04f76ec68ddc4a0f38b0527f0218f7fa67668012a5c0f3c8ef943517b504040caa07e",
+                sig = "775f6a90c7152632b10c4d20779d9648fd8fec45966add84ef721e58d355ce5c5e1f48b81f334c1b31236c6afe076f51e191f1cf58819c62b6fd64cae04ef01a",
             )
 
         val test3 =
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip10Notes/AltTagSurrogateTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip10Notes/AltTagSurrogateTest.kt
deleted file mode 100644
index 848c6094c9..0000000000
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip10Notes/AltTagSurrogateTest.kt
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright (c) 2025 Vitor Pamplona
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
- * Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-package com.vitorpamplona.quartz.nip10Notes
-
-import com.vitorpamplona.quartz.nip31Alts.AltTag
-import kotlin.test.Test
-import kotlin.test.assertEquals
-import kotlin.test.assertTrue
-
-class AltTagSurrogateTest {
-    // The summarizer truncates the note to 50 UTF-16 units for the NIP-31 "alt"
-    // tag. In this note the 50th unit falls between the two halves of the
-    // saluting-face emoji (🫡, U+1FAE1 = surrogate pair D83E DEE1), so a naive
-    // take(50) used to leave a lone high surrogate at the end of the alt tag.
-    //
-    // A lone surrogate is unencodable as UTF-8: it is kept in memory while the
-    // event id is hashed (so the signature is over that id), but it is replaced
-    // by '?' the moment the event is serialized to the relay. Relays therefore
-    // recompute a different id and reject the event as having an invalid id.
-    private val note =
-        "I had to toggle a setting in fit 👍 That's slick 🫡\n" +
-            "https://haven.downisontheup.ca/b598bd967080491578db15cb861ebacdfd056a6ba9e0701190444b183380933b.jpg"
-
-    private fun altOf(note: String): String = TextNoteEvent.build(note).tags.firstNotNullOfOrNull(AltTag::parse)!!
-
-    @Test
-    fun altTagHasNoLoneSurrogate() {
-        val alt = altOf(note)
-        val loneSurrogate =
-            alt.indices.any { i ->
-                val c = alt[i]
-                when {
-                    c.isHighSurrogate() -> i + 1 >= alt.length || !alt[i + 1].isLowSurrogate()
-                    c.isLowSurrogate() -> i == 0 || !alt[i - 1].isHighSurrogate()
-                    else -> false
-                }
-            }
-        assertTrue(!loneSurrogate, "alt tag must not contain a lone surrogate: <$alt>")
-    }
-
-    @Test
-    fun altTagSurvivesUtf8WireRoundTrip() {
-        // Models the UTF-8 encode the relay transport performs. A lone surrogate
-        // would be replaced (and the round-trip would differ), which is exactly
-        // what corrupted the event id.
-        val alt = altOf(note)
-        assertEquals(alt, alt.encodeToByteArray().decodeToString())
-    }
-}
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/EmojiPackEventBuildTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/EmojiPackEventBuildTest.kt
index bf8f04c8e7..cd149c97ea 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/EmojiPackEventBuildTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip30CustomEmoji/EmojiPackEventBuildTest.kt
@@ -25,11 +25,12 @@ import com.vitorpamplona.quartz.nip30CustomEmoji.pack.description
 import com.vitorpamplona.quartz.nip30CustomEmoji.pack.image
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFalse
 import kotlin.test.assertTrue
 
 class EmojiPackEventBuildTest {
     @Test
-    fun buildIncludesTitleDTagAltAndEmojis() {
+    fun buildIncludesTitleDTagAndEmojis() {
         val template =
             EmojiPackEvent.build(name = "My Pack", dTag = "my-pack") {
                 description("A test pack")
@@ -49,7 +50,7 @@ class EmojiPackEventBuildTest {
         assertEquals("A test pack", tagsByName["description"]!!.first()[1])
         assertTrue(tagsByName.containsKey("image"))
         assertEquals("https://example.com/cover.jpg", tagsByName["image"]!!.first()[1])
-        assertTrue(tagsByName.containsKey("alt"))
+        assertFalse(tagsByName.containsKey("alt"))
         assertTrue(tagsByName.containsKey("emoji"))
         assertEquals("smile", tagsByName["emoji"]!!.first()[1])
         assertEquals("https://example.com/smile.png", tagsByName["emoji"]!!.first()[2])
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEventBuildTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEventBuildTest.kt
index 1b643f5ba8..85acb24e8d 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEventBuildTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/meetingSpaces/MeetingSpaceEventBuildTest.kt
@@ -58,7 +58,6 @@ class MeetingSpaceEventBuildTest {
         assertEquals("https://api.example.com/hall", byName["streaming"]?.single()?.get(1))
         assertEquals("The big room", byName["summary"]?.single()?.get(1))
         assertEquals("https://example.com/hall.png", byName["image"]?.single()?.get(1))
-        assertEquals(MeetingSpaceEvent.ALT, byName["alt"]?.single()?.get(1))
 
         val hostTag = byName["p"]?.single()
         assertNotNull(hostTag)
@@ -93,7 +92,6 @@ class MeetingSpaceEventBuildTest {
         assertEquals("planned", byName["status"]?.single()?.get(1))
         assertEquals("10", byName["current_participants"]?.single()?.get(1))
         assertEquals("100", byName["total_participants"]?.single()?.get(1))
-        assertEquals(MeetingRoomEvent.ALT, byName["alt"]?.single()?.get(1))
 
         val aTag = byName["a"]?.single()
         assertNotNull(aTag)
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEventBuildTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEventBuildTest.kt
index 83731fc9f4..cc3cc61aa4 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEventBuildTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip53LiveActivities/streaming/LiveActivitiesEventBuildTest.kt
@@ -61,7 +61,6 @@ class LiveActivitiesEventBuildTest {
         assertEquals("live", tagsByName["status"]?.single()?.get(1))
         assertEquals("42", tagsByName["current_participants"]?.single()?.get(1))
         assertEquals("100", tagsByName["total_participants"]?.single()?.get(1))
-        assertEquals(LiveActivitiesEvent.ALT, tagsByName["alt"]?.single()?.get(1))
 
         // Per NIP-53, role lives at index 3 of the p-tag; a missing relay must be
         // represented as an empty string placeholder, not dropped.
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip64Chess/ChessGameEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip64Chess/ChessGameEventTest.kt
index a52602ca6d..0528130e61 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip64Chess/ChessGameEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip64Chess/ChessGameEventTest.kt
@@ -202,11 +202,6 @@ class ChessGameEventTest {
         assertEquals(formattedPGN, testEvent.pgn())
     }
 
-    @Test
-    fun `default alt text is Chess Game`() {
-        assertEquals("Chess Game", ChessGameEvent.ALT_DESCRIPTION)
-    }
-
     @Test
     fun `event inherits from Event base class`() {
         val testEvent =
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEventTest.kt
index 8fd9bcbfab..b2202b0185 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipA4PublicMessages/PublicMessageEventTest.kt
@@ -44,11 +44,6 @@ class PublicMessageEventTest {
         assertEquals(24, PublicMessageEvent.KIND)
     }
 
-    @Test
-    fun `verify alt description`() {
-        assertEquals("Public Message", PublicMessageEvent.ALT_DESCRIPTION)
-    }
-
     @Test
     fun `build with single receiver`() {
         val receiver = ReceiverTag(receiverPubKey, null)
@@ -58,7 +53,6 @@ class PublicMessageEventTest {
         assertEquals(24, event.kind)
         assertEquals("Hello!", event.content)
         assertTrue(event.tags.any { it[0] == "p" && it[1] == receiverPubKey })
-        assertTrue(event.tags.any { it[0] == "alt" && it[1] == "Public Message" })
     }
 
     @Test
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/NipACStateMachineTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/NipACStateMachineTest.kt
index c6a0b87ac5..028134d773 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/NipACStateMachineTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipACWebRtcCalls/NipACStateMachineTest.kt
@@ -81,9 +81,6 @@ class NipACStateMachineTest {
         val callTypeTag = template.tags.firstOrNull { it[0] == "call-type" }
         assertNotNull(callTypeTag, "Call offer MUST include call-type tag")
         assertEquals("video", callTypeTag[1])
-
-        val altTag = template.tags.firstOrNull { it[0] == "alt" }
-        assertNotNull(altTag, "Call offer MUST include alt tag (NIP-31)")
     }
 
     @Test
@@ -94,7 +91,6 @@ class NipACStateMachineTest {
 
         assertNotNull(template.tags.firstOrNull { it[0] == "p" }, "Call answer MUST include p tag")
         assertNotNull(template.tags.firstOrNull { it[0] == "call-id" }, "Call answer MUST include call-id tag")
-        assertNotNull(template.tags.firstOrNull { it[0] == "alt" }, "Call answer MUST include alt tag")
     }
 
     @Test
@@ -113,7 +109,6 @@ class NipACStateMachineTest {
 
         assertNotNull(template.tags.firstOrNull { it[0] == "p" })
         assertNotNull(template.tags.firstOrNull { it[0] == "call-id" })
-        assertNotNull(template.tags.firstOrNull { it[0] == "alt" })
     }
 
     @Test
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEventTest.kt
index 6919e20b53..598e3821ec 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipBCOnchainZaps/zap/OnchainZapEventTest.kt
@@ -45,7 +45,6 @@ class OnchainZapEventTest {
         val tags = template.tags
 
         // Required NIP-BC tags, exact values.
-        assertEquals(listOf("alt", "Onchain zap: 25000 sats"), tags.tag("alt")?.toList())
         assertEquals(listOf("i", "bitcoin:tx:$txid"), tags.tag("i")?.toList())
         assertEquals(listOf("p", recipient), tags.tag("p")?.toList())
         assertEquals(listOf("amount", "25000"), tags.tag("amount")?.toList())
@@ -75,7 +74,6 @@ class OnchainZapEventTest {
         assertEquals(listOf("i", "bitcoin:tx:$txid"), tags.tag("i")?.toList())
         assertEquals(listOf("p", recipient), tags.tag("p")?.toList())
         assertEquals(listOf("amount", "21000"), tags.tag("amount")?.toList())
-        assertEquals("Onchain zap: 21000 sats", tags.tag("alt")?.get(1))
 
         // The zapped event is referenced by an `e` tag and its kind by a `k` tag.
         val eTag = tags.tag("e")
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/FavoritePodcastsListEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/FavoritePodcastsListEventTest.kt
index 98a3570f3e..529e51a24c 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/FavoritePodcastsListEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/FavoritePodcastsListEventTest.kt
@@ -195,17 +195,4 @@ class FavoritePodcastsListEventTest {
 
             assertEquals(listOf(podcast2), second.publicFavorites().map { it.pubKey })
         }
-
-    @Test
-    fun `alt tag is always present`() =
-        runTest {
-            val event =
-                FavoritePodcastsListEvent.create(
-                    publicFavorites = listOf(UserTag(podcast1)),
-                    signer = signer,
-                    createdAt = 1_700_000_000,
-                )
-
-            assertTrue(event.tags.any { it[0] == "alt" && it[1] == FavoritePodcastsListEvent.ALT })
-        }
 }
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastEpisodeEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastEpisodeEventTest.kt
index e841e19c7a..4de0180f55 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastEpisodeEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastEpisodeEventTest.kt
@@ -27,7 +27,6 @@ import com.vitorpamplona.quartz.utils.nsecToKeyPair
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertNull
-import kotlin.test.assertTrue
 
 class PodcastEpisodeEventTest {
     private val signer =
@@ -98,19 +97,4 @@ class PodcastEpisodeEventTest {
         assertEquals("audio/opus", audios[1].mediaType)
         assertNull(audios[2].mediaType)
     }
-
-    @Test
-    fun `alt tag includes title`() {
-        val template =
-            PodcastEpisodeEvent.build(
-                title = "Ep Title",
-                description = "x",
-                audios = listOf(AudioTag("https://example.com/x.mp3")),
-            )
-        val event = signer.sign<PodcastEpisodeEvent>(template)
-
-        val alt = event.tags.first { it[0] == "alt" }
-        assertTrue(alt[1].endsWith("Ep Title"))
-        assertTrue(alt[1].startsWith(PodcastEpisodeEvent.ALT_DESCRIPTION_PREFIX))
-    }
 }
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastMetadataEventTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastMetadataEventTest.kt
index 1d9bd5bf91..728ab884ab 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastMetadataEventTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nipF4Podcasts/PodcastMetadataEventTest.kt
@@ -106,19 +106,6 @@ class PodcastMetadataEventTest {
         assertNull(authors[0].role)
     }
 
-    @Test
-    fun `alt tag is emitted`() {
-        val template =
-            PodcastMetadataEvent.build(
-                title = "Show",
-                image = "https://example.com/cover.png",
-                description = "Desc",
-            )
-        val event = signer.sign<PodcastMetadataEvent>(template)
-
-        assertTrue(event.tags.any { it[0] == "alt" && it[1] == PodcastMetadataEvent.ALT_DESCRIPTION })
-    }
-
     @Test
     fun `is replaceable with empty d-tag`() {
         val template =