This basically already exist(ed): http://www.fingerworks.com/ST_product.html
Apple bought them up and stopped making their products (but we got multitouch on the iPhone, an interesting trade-off).
Apple bought them up and stopped making their products (but we got multitouch on the iPhone, an interesting trade-off).
Outside of the proposed UI changes, Fingerworks product did all of this. I still wish I had bought one when I had the chance.
Anyway, if they are serious about getting these made, I believe University of Delaware owns a fair amount of Wayne Westerman's patents, as the basic idea was the premise for his doctorate. He was a professor starting in '99, so that should make them easier to locate.