Enlarge / Mark Zuckerberg and Chris Hughes on Harvard's campus in 2004. (credit: Rick Friedman/Corbis via Getty Images) When Mark Zuckerberg started Facebook in his Harvard dorm room, Chris Hughes was one of his roommates and became a Facebook cofounder. Hughes left Facebook more than 10 years ago, but his time at Facebook earned him a fortune in the hundreds of millions of dollars. Now Hughes says that Facebook has grown too big and powerful.