Apple quietly introduced its new 802.11n AirPort Extreme Base Station at Macworld Expo 2007 and officially revealed that many Intel-based Macs already include compatible AirPort cards. If your Mac is on the list, that's good news -- assuming you plan on using the new 802.11n-compatible Base Station. If you aren't on the list, we'll have to wait and see which vendors use this opportunity to sell after-market adapters.

Apple May Charge Unlocking Fee for New Airport Extreme