Have you ever thought that you could use your hacking skills and earn money legally? Well, now Google is hosting Pwnium 2, a black hat conference that has over 2 million dollars in prizes. Google has decided, that rewarding people to find exploits in their web browser was so successful that now their doing it again. As this is a great business model, little investment is needed, and lots of rewards are gained by Google. So remember hacking is useful for criminals and law abiding citizens too.
Source: Google Blog