Multi-Touch Interaction Research © 2006, Jeff Han Bi-manual, multi-point, and multi-user interactions on a graphical display surface. Update Jan-2007: Yes, we saw the keynote too! We have some very, very exciting updates coming soon- stay tuned! Update: We've spun this off into a company, Perceptive Pixel While touch sensing is commonplace for single points of contact, multi-touch sensing enables
