Not sure if this is a general issue with the Mediaelement module or specific to Media Recorder. In any case, audio recorded using media recorder cannot be played in IE 11 using the MediaElement audio player. It works fine in Firefox.
http://stackoverflow.com/questions/17854319/video-is-not-playing-in-ie8-...
Closed: won't fix
1.0
Code
Not all content is available!
It's likely this issue predates Contrib.social: some issue and comment data are missing.
No activities found.