Most video codecs are proprietary, but Theora is an open-source project for compressing video for web. While it's still only in alpha release (no executable version yet (you must compile your own) it does have a lot of promise for the future of web video.
The Broadcast Machine software runs in PHP, allowing the easy preparation and distribution of video on websites. I wonder if this could be a solution for video-on-demand from the current web?
Cinegraphic.net is using this software to distribute it's new Vlog movies on-demand service.
TechnoFrolics' Spin Browser "adds a new dimension to video-based art and entertainment by allowing uniquely fluid and interactive control over the progression of time within video sequences." This looks like something that we'll be seeing in museums showing video--the trouble is, it encourages the viewer to rearrange the movie, so unless the work's been designed for this kind of thing, it sounds like a bad idea...
Sam Longoria's book, "Secrets Of Raising Money For Your Movie" is available in preferred presale, from 1 March - 31 May, for 28% off. It will ship in a new edition on 1 June 2005, for full price.