If you buy that artificial intelligence is a once-in-a-species disruption, then what Demis Hassabis thinks should be of vital interest to you. Hassabis leads the AI charge for Google, arguably the best-equipped of the companies spending many billions of dollars to bring about that upheaval. He’s among those powerful leaders gunning to build artificial general intelligence, the technology that will supposedly have machines do everything humans do, but better.None of his competitors, however, have...