Hyatt is still very active today in computer chess with his free program Crafty . 1979 BKG, written by Hans Berliner, beats the world backgammon champion in a match. Deep Thought, predecessor of Deep Blue, created by a team of Carnegie-Mellon U. graduate students. The basic version of Deep Thought's chess engine contained 250 chips and two processors on a single circuit board and was capable of analyzing 750,000 positions per second or 10 half moves ahead. Tinsley forfeits match to Chinook due to illness.
Chinook becomes world checkers champion.