Just use simple List. Remove explicit dispatcher calls in unneeded places.

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/lists/CustomListsScreen.kt

@@ -67,7 +67,6 @@ import com.vitorpamplona.amethyst.ui.stringRes
 import com.vitorpamplona.amethyst.ui.theme.FeedPadding
 import com.vitorpamplona.amethyst.ui.theme.StdVertSpacer
 import com.vitorpamplona.amethyst.ui.theme.ThemeComparisonColumn
-import kotlinx.collections.immutable.ImmutableList
 
 @Composable
 fun ListsScreen(
@@ -134,7 +133,7 @@ fun CustomListsScreen(
                         followSetsViewModel.invalidateData()
                     }
                 is FollowSetState.Loaded -> {
-                    val followSetFeed by (setsState as FollowSetState.Loaded).feed
+                    val followSetFeed = (setsState as FollowSetState.Loaded).feed
                     FollowListLoaded(
                         loadedFeedState = followSetFeed,
                     )
@@ -148,7 +147,7 @@ fun CustomListsScreen(
 @Composable
 fun FollowListLoaded(
     modifier: Modifier = Modifier,
-    loadedFeedState: ImmutableList<FollowSet>,
+    loadedFeedState: List<FollowSet>,
 ) {
     val listState = rememberLazyListState()
     Log.d("FollowSetComposable", "FollowListLoaded: Follow Set size: ${loadedFeedState.size}")

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/lists/FollowSetFeedViewModel.kt

@@ -50,7 +50,7 @@ open class FollowSetFeedViewModel(
     val feedContent = _feedContent.asStateFlow()
 
     private fun refresh() {
-        viewModelScope.launch(Dispatchers.Default) { refreshSuspended() }
+        viewModelScope.launch { refreshSuspended() }
     }
 
     override val isRefreshing: MutableState<Boolean> = mutableStateOf(false)
@@ -66,7 +66,7 @@ open class FollowSetFeedViewModel(
             val oldNotesState = _feedContent.value
             if (oldNotesState is FollowSetState.Loaded) {
                 // Using size as a proxy for has changed.
-                if (!equalImmutableLists(notes, oldNotesState.feed.value.toImmutableList())) {
+                if (!equalImmutableLists(notes, oldNotesState.feed.toImmutableList())) {
                     updateFeed(notes)
                 }
             } else {
@@ -78,20 +78,16 @@ open class FollowSetFeedViewModel(
     }
 
     private fun updateFeed(notes: ImmutableList<FollowSet>) {
-        viewModelScope.launch(Dispatchers.Main) {
+        viewModelScope.launch {
-            val currentState = _feedContent.value
             if (notes.isEmpty()) {
                 _feedContent.update { FollowSetState.Empty }
-            } else if (currentState is FollowSetState.Loaded) {
-                // updates the current list
-                currentState.feed.value = notes
             } else {
-                _feedContent.update { FollowSetState.Loaded(mutableStateOf(notes)) }
+                _feedContent.update { FollowSetState.Loaded(notes) }
             }
         }
     }
 
-    private val bundler = BundledUpdate(250, Dispatchers.IO)
+    private val bundler = BundledUpdate(250)
 
     override fun invalidateData(ignoreIfDoing: Boolean) {
         bundler.invalidate(ignoreIfDoing) {
@@ -104,9 +100,9 @@ open class FollowSetFeedViewModel(
     var collectorJob: Job? = null
 
     init {
-        Log.d("Init", "${this.javaClass.simpleName}")
+        Log.d("Init", this.javaClass.simpleName)
         collectorJob =
-            viewModelScope.launch(Dispatchers.IO) {
+            viewModelScope.launch(Dispatchers.Default) {
                 checkNotInMainThread()
 
                 LocalCache.live.newEventBundles.collect { newNotes ->

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/lists/FollowSetState.kt

@@ -20,14 +20,11 @@
  */
 package com.vitorpamplona.amethyst.ui.screen.loggedIn.lists
 
-import androidx.compose.runtime.MutableState
-import kotlinx.collections.immutable.ImmutableList
-
 sealed class FollowSetState {
     data object Loading : FollowSetState()
 
     class Loaded(
-        val feed: MutableState<ImmutableList<FollowSet>>,
+        val feed: List<FollowSet>,
     ) : FollowSetState()
 
     object Empty : FollowSetState()