"All of Facebook's revenue growth since it went public comes from one source: mobile ads" - http://www.businessinsider.com/facebook-mobile-ads-responsible-for-a

"All of Facebook's revenue growth since it went public comes from one source: mobile ads" - http://www.businessinsider.com/facebook-mobile-ads-responsible-for-all-growth-since-ipo-2015-7 http://www.businessinsider.com/facebook-mobile-ads-responsib...