digg_url = 'http://digg.com/apple/Apple_s_new_MacBook_unboxing_and_hands_on'; We just took delivery of Apple's new MacBook -- it's an interesting revision to the MacBook formula, built using the same unibody techniques as the Aluminum Pros but with white plastic. That means it feels much more solid than the previous plastic MacBooks: there's zero flex when you pick it up by a corner, and the keyboard is nicely rigid. Unlike the Pros, the screen is still set in by a plastic bezel instead of edge-to-edge glass, which means it's a little less glossy overall -- but make no mistake, it can still serve as a mirror in a pinc