Slide on a pair of electrode-laden armbands, and suddenly all your sweet air-guitar licks are captured, finger by finger, without an instrument in sight. Sure, there are plenty of good reasons for this besides Guitar Hero.
Today in Redmond, Microsoft Research demoed the Translating Telephone. It does exactly what it says it does, and as you can see—well, hear—from this video, it was awesome.
MS Paint may be beloved but it's also the butt of plenty of jokes about art skill. Project Gustav is Microsoft Research's answer: An artist-friendly GPU-intense multitouch-and-Wacom-tablet-based natural painting program. UPDATE: My quick, colorful hands-on video
Microsoft's Surface tables are sweet but they have two problems: They're huge pieces of furniture and they cost a lot. Turns out, they could solve both problems by turning the system upside down, using a portable camera/projector and any surface.