Nick, Tim & Ray debate identify, looking at the Ship of Theseus - and when a clone of you is really you, plus the man who legalised porn, AI and a whole lot more!

Crowd Quandary: Charity Posting
06:18

Ray puts life on the line with a grenade - does altruism exist?
37:05

Crowd Quandary: Time Travel Essentials
05:50