Like Zune's own Business Development Manager once said, all consumer electronics products have a lifespan, and today the (not so long) linage of dedicated Zune hardware expires not with a roar, but with a promise to honor its warranties. Tucked away in the inner chambers of the Zune support site lies a page spelling out Microsoft's final words on the device, "Windows Phone will be the focus of our mobile music and video strategy," it says, "we will no longer be producing Zune players." The Zune HD is survived by the Zune music service, which will continue to function with straggli