Gadgets & Gizmos: Retail tech for ripeness & paying, glowing houseplants & livesaving couriers

Steve Caplin says Tesco are trialling tech that knows if avocados are ripe while Waitrose is testing ways of paying for shopping without needing to check out. Chinese scientists have developed houseplants that light up while, in Taiwan, they think lives could be saved if couriers carried defibrillators. Steve's kettle has told him it's time he cleaned it out. A new Kickstarter project will locate objects with RFID tags. And a venture capitalist rues using AI, which maliciously deleted his database and months of work in seconds. Learn more about your ad choices. Visit podcastchoices.com/adchoices