comment+jsdoc (loop function)

src/Playback/PlaybackManager.ts

@@ -839,8 +839,7 @@ export class PlaybackManager implements IPlaybackParametersListener {
         return ((volume - this.defaultVolume) * this.dynamicImpactFactor + this.defaultVolume);
     }
 
-    // TODO unused!?
-    // @ts-ignore
+    /** Main playback loop. Not a sheet music loop, but checks for new notes to be played. */
     private loop(): void {
         // start playing:
         try {