Mildly interesting, if just for the bit where they mess about with gravity.
<iframe src="http://player.vimeo.com/video/17987152" width="400" height="225" frameborder="0"></iframe><p><a href="http://vimeo.com/17987152">THE PHYSICS OF VIDEO GAMES</a> from <a href="http://vimeo.com/user2590232">Dave Thomas</a> on <a href="http://vimeo.com">Vimeo</a>.</p>
<iframe src="http://player.vimeo.com/video/17987152" width="400" height="225" frameborder="0"></iframe><p><a href="http://vimeo.com/17987152">THE PHYSICS OF VIDEO GAMES</a> from <a href="http://vimeo.com/user2590232">Dave Thomas</a> on <a href="http://vimeo.com">Vimeo</a>.</p>
