Microsoft is nothing if not crazy about destroying the amazing products and ideas that come out of Redmond. And nothing finer then Kinect, so now Microsoft Research works and supports researchers and inventors to build the competition to Kinect. That to me is innovative.
Check out the article here:
Here you will read about using light to guide hand motions in complex and precision ways.
Also, see how the use of tools built into all laptops can be used to implement NUI.
Nice. Innovative. Cool.