Actually, it’s working today, but not with the optional ‘or’ for other file source. (e.g. ‘fileurl=”song.mp3|song.ogg”‘). http://thelureofrussia.com/gallery/ – working from functions.php but only with mp3 file option (Firefox 28.0 mac).
Hmm, same for me. Even if I try it inline. Works without autoplay, not with… (I’ve tried in Firefox and Chrome, on desktop.)