If you click around the links on the leaderboard [http://www.netflixprize.com/leaderboard http://www.netflixprize.com/leaderboard], a lot of folks describe the

If you click around the links on the leaderboard [http://www.netflixprize.com/leaderboard http://www.netflixprize.com/leaderboard], a lot of folks describe the basics of their approaches. There are also a few entries (like "When Gravity and Dinosaurs Unite") that are explicit blends between two single approaches from different teams.