Retina MacBook Air: 5 things we want to see

For fans of Apple and notebooks in general, the wait for a Retina MacBook Air has gone on for what feels like an eternity. Apple held an event in October that was accompanied by the tag line "It's been way too long", which some people quietly hoped referred to the MacBook Air getting a long-overdue Retina upgrade. It didn't. (Sob.)As it turned out, the iMac 5K received a pixel-packing panel instead, joining the Cupertino-company's fleet of Retina products that now includes the iM