One of the thoughts I've had about this device is whether we'll be able to use a Surface tablet as the touch input device on a normal PC running Windows 8. My

One of the thoughts I've had about this device is whether we'll be able to use a Surface tablet as the touch input device on a normal PC running Windows 8. My imagination pictures me connecting the Surface to my PC via USB and being able to use it as a touch control while viewing on a normal monitor. Am I dreaming, or do you think someone at MS has had the same idea?