On the show today: Google's CEO calls for regulation of A.I.; Uber is letting some California drivers set their own rates; The Canoo EV lounge is taking early subscriptions for launch next year; Akili is looking to video games as a potential treatment for ADHD; Cameras from CES getting attention: Nikon D780 & The Cannon EOS 1D-X M3 plus the modular Instax360; How 5G will revolutionize in-car entertainment; Could Tesla's next car be a compact city car?; Beyond StubHub, Gametime is providing more transparency in ticketing; SpaceX successfully tested the Crew Dragon escape system; NASA is exploring using fungus to help grow a moon base; Lexus is working on concepts for lunar travel; Tech Nation and the impact of Brexit on the startup scene in the U.K.