Apr 17, 2009

Facebook

welcomed its 200 millionth user on April 8. Mark Zuckerberg, 24-year-old CEO, who created Facebook with two Harvard University roommates five years ago, announced the milestone in a post on the official Facebook blog.

He said, "We are working hard to build a service that everyone, everywhere can use, whether they are a person, a company, a president, or an organization working for change."