Louis von Ahn talks about the ESP, Peekaboom and Verbosity games and a thing called human computing.
Von Ahn has developed ways to make use of human computing skills that computers have not yet been able to duplicate to do things like label every image on the web in no time flat.
Get a cupa coffee and settle back for about an hour ... it's absolutely fascinating and well worth the time.
or watch the video here.
Find and play the ESP Game here.
You can play Peekaboom here.