Joost is a Java implementation of the Streaming Transformation for XML (STX) language (see http://stx.sourceforge.net/) [edit]
The folks over at the Participatory Culture Foundation are gearing up for the 1.0 release of their Miro video player, formerly known as Democracy, and you can practically hear them sharpening their knives. The Getmiro.com web site is now featuring a comparison of Miro and Joost, and Joost doesn't get much love: "Miro is open like the Internet. Joost works like a cable company with DRM." Snap!
Hollywood execs reportedly got all giddy when they heard about the P2P-powered Vudu box. The jury is still out on Vudu's actual chances in the market place, but the device is a good example for a growing trend of P2P leaving the safe and boring world of the desktop P2P.