diff --git a/src/ADPCMSoundLoader.js b/src/ADPCMSoundLoader.js
index 198b7bb..bd9735f 100644
--- a/src/ADPCMSoundLoader.js
+++ b/src/ADPCMSoundLoader.js
@@ -5,8 +5,6 @@ ADPCMSoundLoader loads wav files that have been compressed with the ADPCM format
 based on code from Scratch-Flash:
 https://github.com/LLK/scratch-flash/blob/master/src/sound/WAVFile.as
 
-to do: I think this will ultimately need to run in a web worker
-
 */
 
 var ArrayBufferStream = require('./ArrayBufferStream');