http://people.mozilla.com/~prouget/demos/DynamicContentInjection/play.xhtml didn't work for me in Safari,
http://my.opera.com/MacDev_ed/blog/2007/11/21/svg-at-the-movies-take-twois an Opera version, also from a few years ago, rotating, zooming video etc...
iirc both URLs rely on SVG for the video, rather than HTML5 as it were... regards Jonathan Chetwynd
