Leave it to Microsoft Research to show off some cool stuff that may or may not actually happen on any thing you ever actually buy. Check out the video after the break to see the latest, Director of Microsoft Applied Sciences Steven "Stevie B" Bathiche showing off a variety of interesting interfaces. It all starts with gesture controls that take you well beyond the touchscreen, relying on a retro-reflective sash and a camera to detect hand position. But, things quickly progress to a flat lens called a wedge that can enable holographic-like imagery. Pair tha