http://daringfirebal...illa_video_mobile
The practical effect of MozillaÂs current position will not be to drive adoption of Ogg Theora. WhatÂs going to happen is that Safari, Chrome, and even IE9 users will be served HTML5 video, and Firefox users will get Flash.
...
MozillaÂs intransigence in the name of Âopenness will result in Firefox users being served video using the closed Flash Player plugin, and behind the scenes the video is likely to be encoded using H.264 anyway.