that diverts the conversation from the ada facebook is collecting and sharing. book does not want to share your data. they want to keep it in an entity where they can charge access to it. the conversation of combining these apps behind the scenes come that is more about the information users are sharing with facebook. how much does facebook know that we don't know they know or we want them to know? that is a much more dangerous conversation for facebook to have in at a regulatory environment. the more they can say this is not about us sharing data with other people, the more they divert it from the real that -- threat. zuckerberg says people need clear choices on how their information is used. regulations that codified principles across the internet would be good for everyone. , in this op-ed, he tries to explain facebook's business model. at times it sounds confusing. do you think he succeeded in what he was trying to do? >> four i think -- i think he is playing with the word sell a bit. do they sell data? probably not. do they monetize data? they certainly do.