The virtual keyboard is already on the market in some parts of the world and everyone is watching how this potentially very important device is adopted.
Personally I think that this keyboard will change the way Palm PCs are being used. Also quite obviously cell phone messages (SMS) will become a lot easier with a device like this one, so the potential is indeed huge.
It displays a laser keyboard sensitive to movement and touch that is shown on a flat surface.
For more click here.