Streaming DivX through the Xbox 360
 

This is not a mod solution or an Xbox 360 hack. This works purely using the extensibility points of Media Center and freely available tools from MS. i.e. no warranties will be voided and, when Vista MCE comes out, we'll be able to radically improve this. Aren't APIs wonderful?

Link: http://gaming.hexus.net/content/item.php?item=4422