Forget Plasma

Is that Apple 30" Cinema display not catching enough attention? How about trying the FogScreen?
"The FogScreen uses ceiling-mounted air jets to create a vertical, turbulence-free slice of air a few centimetres thick, into which a fine mist of water is pumped. An ordinary projector can be used to display images on the resulting wall of fog.
When the projector is hooked up to a normal computer, the FogScreen can function much like the large display from a desktop in a lecture theatre. But, with the help of a laser-scanning system, the FogScreen also allows users to click on the watery screen itself."
Read more here.