User blog comment:Bovell/Lots of new Battlefield 3 details via Twitter, DreamHack festival, PSM3, and interview/@comment-3326681-20110629234141/@comment-3564634-20110704015604

^ This I think is the best answer. They have stated that they want people to play this game their way adn they know they'll have an big influx of new players, so you shouldn't worry about not having played a Battlefield before