If you’ve ever tried to edit a big folder of stills, or God forbid, put together a video while you’re on the road with your laptop, you’ll know the myopic experience of trying to work with 24″ inches of information on a little 11″ or 13″MacBook screen. Well, relief is in sight, and the good news is that it won’t involve trying to jam your 27″ iMac into an airline overhead.