so he contacted the picasso administration, run by pablo picasso's son, and described by handwritten e only place in the world that can certify the artist's work. he wanted his box of art authenticated. >> translator: they answered me by telling me that claude picasso wanted to seep with his own eyes what it was we had. and he gave us an appointment. so we went up to paris, my wife and i, by train with a suitcase. >> full of art work? >> yes. i organized them, properly and folders so it could be presentable. >> how were you greeted by claude? >> he was a bit haughty. >> impolite. >> he is a -- we are little people. >> he did not say hello. >> he looked at me and said, you, you can sit over there. one cannot say weep were welcomed. that's not very polite. considering he is the son of a genius. >> kind of snobbis >> yes. >> yes, snob. >> a man representatives wealth. >> but claude picasso himself, the artist's third child and one of five living heirs remembers the meeting differently. >> i start, asking questions. and so on. they said, they were given these things by my father. later on

pablo picasso once said computers are useless, and machines are great at doing that but more importantot only will values continue to be important. and those more powerful tools, we have more power to change the world than we ever had before. that means what we decide to do is more important than ever before, doesn't matter what you do, now we can do amazing things, we can cook planets, blow, create vast prosperity. we have to think hard about our values, do we want shared prosperity? or leave them behind those choices? the values question is essential. and something we need to focus on. >> one more question. i have a question about neural networks. don't know how much you have spoken about. can you talk a little about them and how they relate to machine learning exactly? >> most of the impressive developments have a really elaborate huge neural network. >> and the neurons connect, and 1 billion connections and hard to know what is going on in the black box but they are immensely powerful as i said earlier getting input to a set of output sliding to any arbitrary function and in the pa