Most of the Intel Core 2 Duo-based Macs already have native 802.11n wireless support. well you can't use it right now. If you don't wanna lighten your pocket on the new new 802.11n AirPort Extreme that launches this February,still Apple gono pinch you 5bucks just to download the AirPort Extreme 802.11n Enabler 1.0 patch which is due in some time.Apple has been sticked for a while with legal actions against unadvertised features forcing apple to take our precious bucks . But why don't they just put a sticker on the box so that we don't lose our hard earned cash.