that kind of scale then the question becomes well who's able to decide what is news and what isn't news facebook is now where people go if you're under forty to get your news and there needs to be some kind of regulation but he doesn't know how to do that because he think about freedom of speech you want people to be able to say anything that they want so it was what point do we had you know intervention it ended because the algorithm is unbiased right now whatever has the most engagement is whatever shows are subject to you know few other factors should that change is the question yeah i mean lots of questions but fascinating talking with you dennis you the chief technical officer at blitz metrics dennis thank you and please come back i'm sure there will be plenty of reasons for us to talk again in the future thank you thank you. mark zuckerberg testimony was of course a social media event in itself sparking endless means in-joke smitty internet users