On: DARPA red balloon viral sharing technique finds new uses for startup

[SnootyMonkey]

Here's the challenge by DARPA Network Challenge (Red Balloon Challenge) from 2009.

http://en.wikipedia.org/wiki/DARPA_Network_Challenge

The challenge was to find 10 red weather balloons located somewhere in the US.

Dr. Crane and a team from the MIT Media Lab won it by using viral spreading through social networks.