arstechnica: Those mobile ads work: Facebook gobbles up $701M profit in Q4 2014

In its final quarterly earnings report of 2014, Facebook announced that it had recorded $701 million in profits—an increase of about 33 percent over the same period last year. In its filing with the Securities and Exchange Commission (SEC), the company said that its fourth quarter advertising revenue hit $3.59 billion, an increase of 53 percent. […]