Human Subtlety News Today

Manhattan phone book. watson can now hold 12 million of them. in the 80s ibms first pc could understand about 5,000 words. watson, 125 billion. sometimes that data misses the human subtlety. >> stylish elegance or students who graduated in the same year. watson. >> what is cheek? >> no, sorry. >> reporter: what is class? >> class, you got it. >> reporter: the mere mortal got it right. sometimes watson just isnt fast enough. cant sift through all that data. the man who helped build him. >> watson...