[quote]but "we're not ready to talk about that" tells me that they don't know yet,[/quote]That isn't something you can put off as 'I do not know.' Splitscreen requires them to work around that concept because it means they cannot make the game render a certain number of objects that would begin to cause framerate issues if the system was forced to render twice or four times as much content for each player. So splitscreen is something they undoubtedly already know about.