diff --git a/vector/src/main/java/im/vector/riotx/core/extensions/LiveData.kt b/vector/src/main/java/im/vector/riotx/core/extensions/LiveData.kt
index a6ab57fe..a278eab0 100644
--- a/vector/src/main/java/im/vector/riotx/core/extensions/LiveData.kt
+++ b/vector/src/main/java/im/vector/riotx/core/extensions/LiveData.kt
@@ -19,7 +19,7 @@ package im.vector.riotx.core.extensions
 import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.Observer
-import im.vector.riotx.core.utils.Debouncer
+import im.vector.riotx.core.utils.FirstThrottler
 import im.vector.riotx.core.utils.EventObserver
 import im.vector.riotx.core.utils.LiveEvent
 
@@ -35,11 +35,11 @@ inline fun <T> LiveData<LiveEvent<T>>.observeEvent(owner: LifecycleOwner, crossi
     this.observe(owner, EventObserver { it.run(observer) })
 }
 
-inline fun <T> LiveData<LiveEvent<T>>.observeEventDebounced(owner: LifecycleOwner, minimumInterval: Long, crossinline observer: (T) -> Unit) {
-    val debouncer = Debouncer(minimumInterval)
+inline fun <T> LiveData<LiveEvent<T>>.observeEventFirstThrottle(owner: LifecycleOwner, minimumInterval: Long, crossinline observer: (T) -> Unit) {
+    val firstThrottler = FirstThrottler(minimumInterval)
 
     this.observe(owner, EventObserver {
-        if (debouncer.canHandle()) {
+        if (firstThrottler.canHandle()) {
             it.run(observer)
         }
     })
diff --git a/vector/src/main/java/im/vector/riotx/core/utils/Debouncer.kt b/vector/src/main/java/im/vector/riotx/core/utils/FirstThrottler.kt
similarity index 82%
rename from vector/src/main/java/im/vector/riotx/core/utils/Debouncer.kt
rename to vector/src/main/java/im/vector/riotx/core/utils/FirstThrottler.kt
index 60e51ad2..eba0d0d6 100644
--- a/vector/src/main/java/im/vector/riotx/core/utils/Debouncer.kt
+++ b/vector/src/main/java/im/vector/riotx/core/utils/FirstThrottler.kt
@@ -17,9 +17,10 @@ package im.vector.riotx.core.utils
 
 
 /**
- * Simple Debouncer
+ * Simple ThrottleFirst
+ * See https://raw.githubusercontent.com/wiki/ReactiveX/RxJava/images/rx-operators/throttleFirst.png
  */
-class Debouncer(private val minimumInterval: Long = 800) {
+class FirstThrottler(private val minimumInterval: Long = 800) {
     private var lastDate = 0L
 
     fun canHandle(): Boolean {
diff --git a/vector/src/main/java/im/vector/riotx/features/home/room/list/RoomListFragment.kt b/vector/src/main/java/im/vector/riotx/features/home/room/list/RoomListFragment.kt
index 07304ae3..b6e2e24a 100644
--- a/vector/src/main/java/im/vector/riotx/features/home/room/list/RoomListFragment.kt
+++ b/vector/src/main/java/im/vector/riotx/features/home/room/list/RoomListFragment.kt
@@ -33,7 +33,7 @@ import im.vector.riotx.core.di.ScreenComponent
 import im.vector.riotx.core.epoxy.LayoutManagerStateRestorer
 import im.vector.riotx.core.error.ErrorFormatter
 import im.vector.riotx.core.extensions.observeEvent
-import im.vector.riotx.core.extensions.observeEventDebounced
+import im.vector.riotx.core.extensions.observeEventFirstThrottle
 import im.vector.riotx.core.platform.OnBackPressed
 import im.vector.riotx.core.platform.StateView
 import im.vector.riotx.core.platform.VectorBaseFragment
@@ -81,7 +81,7 @@ class RoomListFragment : VectorBaseFragment(), RoomSummaryController.Listener, O
         setupCreateRoomButton()
         setupRecyclerView()
         roomListViewModel.subscribe { renderState(it) }
-        roomListViewModel.openRoomLiveData.observeEventDebounced(this, 800L) {
+        roomListViewModel.openRoomLiveData.observeEventFirstThrottle(this, 800L) {
             navigator.openRoom(requireActivity(), it)
         }