emily: joining us to talk about the future of facebook is richard greenfield who has a buy rating on the company. also with us is sarah frier who covers facebook for us. what you make of mark zuckerberg squarely putting the target on has hitre as tim cook back at facebook about how it handles data and how it handles privacy? richard: i think it is less about this war between apple and facebook. you are looking at the youtube versus facebook and the reality is, facebook is one of the dominic companies in terms of mobile time spent. feareality is, despite the that people are abandoning facebook, the reality is there is 1.5 billion people using facebook everyday. facebook, not the other applications but facebook itself. there is 800 million people using marketplace. to me, i have never used the market place to have. i don't know anyone who uses the marketplace to have. they say there is 800 people -- 800 million people using that. they highlight cars. there is somebody things facebook is doing better not always obvious to someone in the u.s.. i think there are places in the world like i