Uses the "host" property as the creator of the stream.

app/src/main/java/com/vitorpamplona/amethyst/model/LocalCache.kt

@@ -348,7 +348,12 @@ object LocalCache {
             val channel = getOrCreateChannel(note.idHex) {
                 LiveActivitiesChannel(note.address)
             } as? LiveActivitiesChannel
-            channel?.updateChannelInfo(author, event, event.createdAt)
+
+            val creator = event.host()?.ifBlank { null }?.let {
+                checkGetOrCreateUser(it)
+            } ?: author
+
+            channel?.updateChannelInfo(creator, event, event.createdAt)
 
             refreshObservers(note)
         }

app/src/main/java/com/vitorpamplona/amethyst/ui/note/ChannelCardCompose.kt

@@ -61,6 +61,7 @@ import com.vitorpamplona.amethyst.ui.screen.loggedIn.OfflineFlag
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.ScheduledFlag
 import com.vitorpamplona.amethyst.ui.theme.DividerThickness
 import com.vitorpamplona.amethyst.ui.theme.DoubleHorzSpacer
+import com.vitorpamplona.amethyst.ui.theme.DoubleVertSpacer
 import com.vitorpamplona.amethyst.ui.theme.QuoteBorder
 import com.vitorpamplona.amethyst.ui.theme.Size35dp
 import com.vitorpamplona.amethyst.ui.theme.StdHorzSpacer
@@ -504,6 +505,8 @@ fun RenderLiveActivityThumb(
             }
         }
 
+        Spacer(modifier = DoubleVertSpacer)
+
         ChannelHeader(
             channelHex = remember { baseNote.idHex },
             showVideo = false,
@@ -710,7 +713,9 @@ fun RenderChannelThumb(baseNote: Note, channel: Channel, accountViewModel: Accou
         Spacer(modifier = DoubleHorzSpacer)
 
         Column(
-            modifier = Modifier.fillMaxWidth().fillMaxHeight()
+            modifier = Modifier
+                .fillMaxWidth()
+                .fillMaxHeight()
         ) {
             Row(verticalAlignment = Alignment.CenterVertically) {
                 Text(

quartz/src/main/java/com/vitorpamplona/quartz/events/LiveActivitiesEvent.kt

@@ -28,6 +28,8 @@ class LiveActivitiesEvent(
 
     fun participants() = tags.filter { it.size > 1 && it[0] == "p" }.map { Participant(it[1], it.getOrNull(3)) }
 
+    fun host() = tags.firstOrNull { it.size > 3 && it[0] == "p" && it[3].equals("Host", true) }?.get(1)
+
     fun checkStatus(eventStatus: String?): String? {
         return if (eventStatus == STATUS_LIVE && createdAt < TimeUtils.eightHoursAgo()) {
             STATUS_ENDED