DigitalFacebook Fêtes 2015: 44% Jump in Revenue, 934 Million Mobile Daily Active UsersFacebook has definitely evolved into a mobile company, as 80 percent of the company's ad revenue in Q4 came from mobile.By Justin Lafferty|January 27, 2016ShareBy Justin Lafferty|January 27, 2016SharePages: 1 2 Adweek Adweek