I've been using the Xbox One S for a while now, and it's become clear that Microsoft has a winner on its hands. Not just because the device is better than its predecessor – and less expensive.
Reasonably sized - far smaller than Xbox One; Controller further perfected over Xbox One; Plays all Xbox One games; 4K video output; Ultra HD gaming upscaling
True 4K gaming isn't quite here yet; Kinect needs adapter to connect; Not a replacement for Xbox One (that'll come next year