Best Investment in History?

> In 2005, Peter Thiel paid $500,000 for a 10% stake in Facebook. > > Today, with Facebook's estimated value topping $33 billion, his stake is worth between $2-3 billion. That's a 6,000x return on his capital in 5 years. From [Did Peter Thiel Make The Single Best Investment In History?](http://chrisyeh.blogspot.com/2010/09/did-peter-thiel-make-single-best.html)