dr. mcnutt but i had never seen a universe of phoenix add. i did note what it was also. it was in 2012. i looked up and i saw that apollo group, the parent company of universe of phoenix, was the single biggest google admired that quarter. that's when i realized like i'm not going to see the failure of this kind of algorithm. everyone here saw the failure of the aaa ratings on mortgages. everyone in the world saw that because it was so loud when it exploded. but who is going to see the failure of this kind of algorithm? because we segregate ourselves online to such an extent that with so many passionate when someone falls prey to that false trap, we do not see. in fact, we blame them for it. >> how are we doing on time to? i can keep going. great. where do i jump in? i've got like 10 questions i'm going to squish them all into one. one of the things you talk about in your book is like potentially we have people are building these algorithms, take something equivalent to a hippocratic oath. certainly does to ethics training for people like us. it makes people accountable in the computer

dr. scholl's custom fit ankle and knee supports. find the nearest kiosk at drscholls.com. ? >>> conditions look just a little bit frightening. nick mcnutt started a run in washington state's north cascades. look at this. >> wow. >> very quickly, it became clear, as you watch, mcnutt was skiing for his life in the middle of an avalanche! holy moses! wow! this was -- yeah, he got clear of that part of it but there is more. this was intermediate last year during the making of a documentary but the video was just released. mcnutt is a very good skier. you can tell but he needs not just skill a little bit of luck there. look at the fall there as the avalanche came down behind him. m is fine. >> you should listen to yourself when your gut says don't do it! he lived to his name, we shall say. >>> tens of millions of americans are leaving their homes behind this thanksgiving. more than 48 million are estimated to be traveling. it's the largest number since 2007. smart home technology can ensure your home is safe while you're was he. o the new yorker magazine's website. he joins us with more. we all have a nightmare the pipes burst in your home