especially on facebook a couple years ago when facebook's own policies were different, is that, you know, even if you never downloaded one of these apps, somebody in your friend's contact list -- we know we friended like our high school friends, right? they might have done that. the app developers had access to your information. we don't really know what they did with it. there were some pollties and the policies became tighter a couple years lawyer. what happened the things happening in 2013 when a lot of us were on them and we just don't really know what happened to our data? many people would like to -- >> trace: even 2012 in the obama campaign when they said look, facebook knew that the obama campaign was taking these people signing up for obama for america, these young people and doing the same thing. they had access to their friends lists. the next thing you know, they contacted these young people