IE10 Windows7 -- Audio tag never plays audio?

Question

I'm having problems with the audio tag in IE10/Windows 7. I found this test page and wonderfully, IE cannot display ANY audio tag. The funny thing is when I save the file and test it locally, it works perfectly (image below)

I checked the mime types on all of the files, and it appears that they're all correct:

Next up was to check my media definitions in preferences:

What the heck? Any ideas here?

Answer 1

It must be a problem with that particular page. I can reproduce the error here on a test machine I have. (Server 2012)

Edit - Just found this:

HTML5 audio element do not work in IE10, but works in Chrome. Why?

Edit 2: Seems to be permissions based. Right-clicking and selecting run as administrator allows the audio to load.