RW: I did suspect but decided that my wording could have been better.
SJ: Good suggestion, I can't wait for that stuff to really become common. As it starts to replace monitors, and as monitors start to replace TVs, i think they will be responsible for major savings in power all over the world, which will be good news for everyone. Also, books made with reprogrammable paper! How cool is that?
Somehign else that just occurred with my original idea: Universities, schools and the like could probably save a packet on IT hardware: They just need a few uber-servers that can run a stack of applications at once, and then students can bring in their own screens.
Also on-topic: How about integrating one of these into it instead of a keyboard:
http://www.iwantoneofthose.com/proje...ard/index.html