Merge pull request #3309 from vitorpamplona/claude/remove-alt-tags-events-786j5p

Remove unused NIP-31 alt tag surrogate code and clean up imports

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"),
                 ),
         )
 

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

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,
             )
         }
     }

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)))

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

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

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) }

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()
         }

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()

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)

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) }

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)

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())
         }
     }

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)
                 },
             )
         }

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)
                 },
             )
         }

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)
                 },
             )
         }

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()
         }

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)
         }
     }

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()
         }
     }

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()

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)

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)

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()
         }
     }

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)
 

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)

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()
         }

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)

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)

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()
             }

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()
         }
     }

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>,

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)

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()
         }

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)

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

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()
         }
     }

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()
         }
 

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()
         }
     }

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)
         }

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)

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(

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()

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)

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)
         }

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)
 

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) }
 

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))

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))
             }

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()
         }

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()

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)

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()
         }
     }

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()
         }

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()
         }
     }

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())

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()

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,

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))

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) {

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 {

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) }

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()
         }
     }

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()

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()
         }

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()

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()

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()

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()

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)) }

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()

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()
         }

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()

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)

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()
         }

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)) }

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)

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)

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()

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()
         }

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()

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()
         }

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))

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) }
         }

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()
         }

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)

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)

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)

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)

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) }

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) }

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,

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,

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,

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,

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,

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()
         }
     }

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)

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()

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()

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)