Remember that super-cool computer they used in the 2002 movie, Minority Report, the one with the long transparent "monitor" and the light-emitting diode gloves Tom Cruise used in place of a mouse?
Think it'd take forever for that type of technology to arrive? Actually, it's the other way around: the people from Minority Report visited Oblong Industries to see the current technology and then extrapolated how it might look in the future. The future is now.
g-speak overview 1828121108 from john underkoffler on Vimeo.
HT: Yet Another Web Site