Microsoft Research had a project called Lucid Touch which showed this concept. http://www.patrickbaudisch.com/projects/lucidtouch/index.html http://www.patrick

Microsoft Research had a project called Lucid Touch which showed this concept. http://www.patrickbaudisch.com/projects/lucidtouch/index.html http://www.patrickbaudisch.com/projects/lucidtouch/index.htm...