Thunderbolt is the high-speed channel on this thing. Plug it into a matching Cinema Display and you've got Firewire, GigE, etc., all via Thunderbolt. Apple, o

Thunderbolt is the high-speed channel on this thing. Plug it into a matching Cinema Display and you've got Firewire, GigE, etc., all via Thunderbolt. Apple, once again, is betting on a new standard, which seems to be working. (The HDMI port is a nice touch, since most modern projectors and large-screen devices support it.)