Social Media News

Facebook has hit the 2 billion user mark, which Josh Constine notes comes with a lot of responsibility. Harry McCracken looks at how Facebook got there. And speaking of responsibility, ProPublica criticizes Facebook for algorithms that protect hate speech from white men while censoring minorities. Sara Fischer charts out how Facebook and four other tech giants are swallowing up two-thirds of the global ad market. Meanwhile, Tumblr is struggling and its future is in question.