In Reversal, Facebook Is Eating Mobile

Marking what might be the most significant advertising success story of our time, Facebook is now greedily devouring the mobile-display ad pie, of which it now commands a one-third slice. Today, Facebook reported an all-time high operating margin, and, as if in homage to a certain un-killable quote from The Social Network, its second-quarter earnings are basically one long procession of $1 billion figures.