Minority Report?
Taken from the motherboard blog:
The latest and perhaps realest step forward in the realm of lazy, mouse-free interfaces arrives courtesy of John Underkoffler, who happened to be working in theMIT Media Lab alum when the producers of Minority Report came through looking for face-melting ideas for their movie. They hired him and his idea, and after the years-long, caffeine-fueled sloppy intercourse of Hollywood and Silicon Valley, he and his company Oblong have emerged at the TED conference with an actual spatial operating system.
g-speak overview 1828121108 from john underkoffler on Vimeo.
Tags: hid, input, interfaces, minority report