diff --git a/TODO.md b/TODO.md
index 7104d29..4190d80 100644
--- a/TODO.md
+++ b/TODO.md
@@ -63,7 +63,9 @@
 
 ## UI
 
-- Immediate mode API.
+- Basic widgets (button, label, text input)
+- Layout
+- Input propagation
 - Styling.
 - Basic input elements (button, text field, toggle).
 - Containers (vertical and horizontal).
diff --git a/TestGame/TestGame.cs b/TestGame/TestGame.cs
index 0400abf..f8bba52 100644
--- a/TestGame/TestGame.cs
+++ b/TestGame/TestGame.cs
@@ -16,10 +16,9 @@ public class TestGame : Game
     {
         InitializeSystemsDefault();
 
-        _audioSystem = new OpenALSystem();
         _particleSystem = new ParticleSystem();
 
-        AddSystemToUpdate(_audioSystem);
+        // AddSystemToUpdate(_audioSystem);
         AddSystemToUpdate(_particleSystem);
     }
 
@@ -57,9 +56,8 @@ public class TestGame : Game
     {
         if (Input.IsActionPressed("reload"))
         {
-            // ResourceManager.Reload();
-            // _particleSystem!.RestartEmitter(_emitterId);
-            _audioSystem.PlaySound(_sound.Value, 1.0f);
+            ResourceManager.Reload();
+            _particleSystem!.RestartEmitter(_emitterId);
         }
 
         if (Input.KeyboardKeyJustPressed(KeyboardKey.One))
@@ -109,7 +107,6 @@ public class TestGame : Game
     }
 
     [NotNull] private ParticleSystem _particleSystem;
-    private OpenALSystem _audioSystem;
     private int _emitterId;
     private ResourceRef<ParticleEmitterSettingsResource> _fireEffect;
     private ResourceRef<Font> _font;