Date: April 9

Any doubts anyone had about Facebook being a major player in the tech game, on the level of Google, Microsoft, and Apple, were wiped away when Facebook unexpectedly picked up Instagram for $1 billion in cash and stock. It was a move that not only showed the prowess of the company that was set to go public a month later, but also of Mark Zuckerberg who reportedly didn't include the company's board in the decision to buy the popular photo sharing social network.