You're looking at Canon's new 4k "Multipurpose" concept, a wondrous amalgamation of still and video cameras pumping 60 frames per second at 4k resolution out of an 8 megapixel 2/3-inch CMOS sensor. Yep, we said 4k video, approximately quadruple the resolution of 1080p. We had a chance to go hands-on with the prototype at Canon Expo 2010, and believe us when we tell you that it's really, really sharp, both in terms of hardware and the images it produces. The hardware is essentially a giant SLR body packing a