Gina Hall and the battle of the billionaires.

Published: July 27, 2017, midnight

Technology writer Gina Hall comes to West Hollywood to explain how her recent article managed to get Mark Zuckerberg and Elon Musk into an all out Twitter war over the future of artificial intelligence. She and Kevin tell Griff about the rich and proud history of Caltech prank culture and what it is like covering news out of the world's most powerful start up community.