No, it supports both 3 finger swipe (fwd/back in browsers), and 4 finger swipe (change Space), as well as, iirc 3 finger touch & click (although I haven't got t

No, it supports both 3 finger swipe (fwd/back in browsers), and 4 finger swipe (change Space), as well as, iirc 3 finger touch & click (although I haven't got this working since I installed Lion)