Hi!
I'm new on this forum, but I'd like to post this here, as it might be useful to some.
With the help of my friend, we managed to change the Flash preview player in the Live theme to use video tags. It works for audio as well, it's great.
The modified code might not be the most refined, but it does the job as far as I'm concerned. Feel free to improve it below.
Everything else you need to know is explained at the top of the first file.
Before use, remove the txt extension from the files...
(Whoa this forum is really locked-down. First I wanted to just put a link to a GitHub Gist I created, not allowed. Then I tried to post the thing in code tags, too long. I can't even share the important part of the code in a code tag, because it thinks some part of it is and external link. And I can't even really upload it, just with a trick. Very well.)
The part that matters from the code:
Well, it's not happening. Look at line 413.