The Achilles Heel of electronic whiteboards is the digital projection necessary for the image.
We should be at the point of seeing large lcd or plasma screens using touch technology.
Would Chung Lee's approach work with 42"+ lcd screens?
It should do. I notice that plasma screens have a glass front as opposed to the flimsier lcd panels. Would plasma then be a better solution so that the pen does not scratch the surface?
It seems strange that this idea is still at the inventor stage and not in mass production. Come on electronic companies!
The technology is at least 18 months old. Look at this clip from 2007: