User blog comment:Bovell/Lots of new Battlefield 3 details via Twitter, DreamHack festival, PSM3, and interview/@comment-3326681-20110629234141/@comment-28584497-20110630012129

P4F's gameplay is quite a bit different from the other BF games...

If you look around at some old places (thrift stores, goodwill) you can find them for cheap -- 2.50 in my case.