grammar in it yes and we got one kid one parent who said to her child Santa don't give you no toys if you don't talk proper isn't he Wow and I just thought that was a nice example of the kind of data that children got from which they learn to speak good English yes yes but you're not gonna linger you're going to move on so then I started PhD in artificial intelligence because I thought that was such a program was possible this was 1972 yes and they just set up a couple years earlier a big center of art of intelligence in Edinburgh Edinburgh so