In Pictures: Tech's 10 most famous college dropout...
5. Microsoft: Paul Allen & Bill Gates
Paul Allen, a Washington State University dropout, linked up with childhood friend and fellow college dropout Bill Gates in 1975 and founded Microsoft (Gates dropped out of Harvard University). Their first project: marketing a programming language interpreter.
Today, the duo has a combined estimated wealth in excess of $70 billion.
In Pictures: Tech's 10 most famous college dropouts