Here's one for all you lovers of futuristic interfaces. An interactive hardware company called Displax has begun marketing Skin, a paper-thin, flexible film that would transform any non-metal surface into an interactive touchscreen.
The idea is to get a new type of device into people's hands for as cheap as possible (we were aiming for $200, it looks like $299 is more realistic). It fits perfectly on your lap while you are sitting in front of the TV, so you can look up stuff on Wikip