it's even, chris said he saw a table which contained private messages, so you know, it's a kind of vast surveillance tool that has ended up in the hands of this company, and it's just been used in ways that people weren't aware of and can't, you know, see and can't fully understand, and it's just really important that we can get to the bottom of this, we sort of need to know how that information is use . >> you helped co-write this article in the "new york times" and in this article it says that this kind of data did help the trump campaign, and you wrote and i'm quoting now, just pulling a section from the article, "the researchers paid users small sums to take a personality quiz and download an app which would scrape some private information from their profiles and those of their friends, activity that facebook permitted at the time."