As the company reported on Wednesday, Mobile ads **w represent 59% of its overall ad revenues, up from 30% in Q1 2013. Brian Wieser, an analyst with Pivotal Research, called it a "monster quarter" for Facebook that was driven largely by growth in mobile
The situation at Google wasn't as sunny. Since Google blamed Mobile for depressing costs-per-click by 9% in the quarter, Mobile was an obvious impetus for missed earnings. Even though Google's ad business grew 16.5% in the quarter, that was less than expected. As Wieser **ted, "erosion was consistent with our general expectations, if worse than we expected, and probably worse than many investors expected too." Read more...