facebook not only knew about it but put it on paper. this woman had access to basically an internal wiki. something most people had access to. most people in the company at facebook continue to have access to. everyone at the company knows about this. that's what is troubling here is that the dangers of this company are known internally. facebook won't admit what specific dangers they are but say they need regulation until we even know what is under the hood there, we can't begin to make that regulation, i think, or even draft ideas that make a lot of sense. >> yeah, and they rely a lot on the free speech defense. they don't want to call free speech. they are letting a lot of this happen. let me let you listen to one more byte and she's talking about the specific effect on teenagers. let me let you listen to that. >> in the case of teen girls and