One of the things I think I'll be spending a lot of bandwidth on is linking to other sites I find interesting. I've got two whole semesters worth of New media stuff to get through, but to start here's a great discussion on the relative merits of green vs blue when it comes to chroma key compositing, first from the Digital Video Fuel forums.
KingLeonard's Crusade and the Search for Arcane Knowledge tm
Leading on from that is the further discussion at Wrigley Video forums (a great community and place to learn editing, especially Adobe Premiere).
kingLeonard's Crusade 2: The "Myth" of the Digital Greenscreen