Some interesting spoilers and confirmations of details in this interview with a new main character for the second movie.

http://www.mtv.com/movies/news/artic...78/story.jhtml

The article makes mention of a possible Actors Strike in America as well, only months after the writers strike, which could affect the movie's story integrity or momentum if it has to be rushed or restarted after a pause.

http://www.mtv.com/movies/news/artic...26/story.jhtml