Resumen
One of the major innovations in computing was the invention of the graphical user interface at MIT, SRI, and Xerox PARC. The combination of computer graphics hardware with a mouse and keyboard enabled a new class of highly interactive applications based on direct manipulation of on-screen displays.

Resumen
ThinSight is a thin form-factor interactive surface technology based on optical sensors embedded inside a regular liquid crystal display (LCD). These augment the display with the ability to sense a variety of objects near the surface, including fingertips and hands, to enable multitouch interaction.