With its updated processor, slim redesign, and searing display, the MacBook Pro Retina is Apple's new go-to machine for power users. But is this pricey new notebook the future of the MacBook Pro, or is it just a small footnote in the Pro's evolution? And are the fancy features worth the money? We analyzed every major review, analyzed all the pros and cons, and summed up the necessary criticisms for your pre-shopping needs.