When we think about the evolution of hip hop, we're guessing one of the last things that comes to mind is a blinking cursor. This new collaboration from Microsoft and hip-hopper Common has us trying them both on for size -- literally. This spring sees the debut of Softwear by Microsoft, a vivid line of T-shirts emblazoned with the typical iconography of early operating systems and other visual nods to the origin of the computer age, including, of course, an actual picture of the Don himself, Bill Gates as a squeeky, geeky, trouble-making adolescent.