Apple already announced some new MacBook Airs and MacBook Pros during its WWDC keynote, but it had another surprise in store: the next generation MacBook Pro. It packs a Retina display with a 2880 x 1800 resolution (or 220ppi), and a casing that measures just 0.71-inch think and weighs 4.46 pounds. Developing For more coverage of the WWDC 2012 keynote, head over to our liveblog!Apple announces next-generation MacBook Pro: Retina display, 0.71-inches thin originally appeared on Engadget on Mon, 11 Ju
