Steve Caplin updates Simon Rose on the latest tech news, with problems at Twitter, Tesla and Meta in the news. He marks 10 years of Candy Crush then drones on about drones seeing wifi devices through walls, edible drones, autonomous emergency rescue drones, undersea drones and ashes released by drones. There's an origami mouse, a discussion about how we might talk to aliens when we can't even chat to whales and an attempt to produce whipped cream without the high fat content.