Steve Caplin on Facebook's closing down of fake review sites and Stanford University's tool that lets you convincingly put words into people's mouths in videos. There's the world's most efficient vehicle, a fan that's also a pen, camera, recording device and phone, the Musicians' Union complaining about classical music on streaming services, an LED spirit level, the speed of 5G and Amazon's airborne Neighbourhood Watch idea.

Guests: Steve Caplin

Published: Thu 4 July 2019