Unveiling the genius of multi-touch interface design | Jeff Han

Jeff Han demonstrates his multi-touch sensing display at TED in 2006, with several fingers manipulating photos, maps and other objects directly on a large screen. The demo, which pre-dated the iPhone, showed pinch to zoom, dragging and other gestures as a natural way to interact.

HN people say it gave them the same sense of a new interface paradigm arriving as seeing the first GUI.

“instantly knew a UI paradigm was going to be a very big deal”