IEnumerator FileIOCoroutine()
 {
     var extractSong = new ThreadedAction(findSongToPlay);
     yield return StartCoroutine(extractSong.WaitForComplete());
 }
 IEnumerator ScreenshotCoroutine()
 {
     var screengrab = new ThreadedAction(TakeScreenshot);
     yield return StartCoroutine(screengrab.WaitForComplete());
 }