Kanye just tweeted: "Just got Dipset verses for Christmas in Harlem! Eeeeevrybody on it!!!! Cam, Vado, Jimmy, Pusha, Big Sean, Cyhi, Teyana Taylor & Musiq." Interesting timing, since "Christmas In Harlem" just hit the web with a quarter of that guest list. So while it's fair to assume the internet is floating an unfinished product, and also fair to assume ...