My name is Justin and I'm a developer on the Zune Client Shell. Before your eyes glaze over, let me say that it's the coolest job in the world–I get to turn artist's concept drawings of how the Zune software looks and make it real. For example, that cool button color animation that goes across when you buy a track in the marketplace? I made that. It's all part of the experience. Music Outwardly, there’s little indication it’s happening. Perhaps the eyes close slightly; the body slowly rocks to the...