that we build critics say zuckerberg and his team are not taking transparency privacy and security seriously enough whether it's a legit russian interference in the two thousand and sixteen u.s. election united nations criticism of inciting violence against me in mars where hinge or muslim minority or the cambridge analytical scandal which revealed that eighty seven million facebook users had their data in appropriately obtained by a political consultancy tied to the trump presidential campaign at several points in the hearing zuckerberg appeared unaware of some of the inner workings of the platform he built and launched in two thousand and four as a nineteen year old harvard student how long do you keep the users debt if they if they choose to delete their account alone to keep their data i don't know the answer to that off the top my head so if share price is any measure zuckerberg performed well before the u.s. senate facebook stock had its best day in two years zuckerberg is in for another