Forty-six years ago, PBS' "NOVA" series debuted its first documentary about artificial intelligence. "The Mind Machines" featured many of the field's foremost voices, including Arthur C. Clarke, the man who dreamed up "2001: A Space Odyssey" and its cold, calculating HAL 9000, one of the 20th century's defining AI nightmares.
"I think that what we’re doing now is, in a sense, training our own successors," Clarke warned at the outset.
