Another vision which provides an alternative(evolution?) to touch screens is Hiroshi Ishii's "Radical Atoms" from the Tangible Media Group: http://tangible.med

Another vision which provides an alternative(evolution?) to touch screens is Hiroshi Ishii's "Radical Atoms" from the Tangible Media Group: http://tangible.media.mit.edu/project/radical-atoms/ http://tangible.media.mit.edu/project/radical-atoms/