South Korea will host the second global AI (artificial intelligence) safety summit on May 21-22, six months after Britain held the inaugural event at Bletchley Park. In a statement published on Friday, government officials said the event would build on the "Bletchley Declaration", an agreement between countries - including the U.S. and China - to cooperate on AI safety. Former Google researcher and "godfather of AI" Geoffrey Hinton said the technology posed a more urgent threat to the world than