Why symbolic AI fell from favour

Can we trust AI? Its answers are not always correct. And it only knows what it's been trained on, so some of its responses can contain bias. Tech experts offer us some solutions.

Also this week: digital twinning is helping the restoration of a three hundred year old palace. And the joy of mundane video gaming!

Presenter: Shiona McCallum Producer: Tom Quinn

(Image: A person is typing on a laptop computer. Digital icons for AI, ticks (checkmarks) and warning signs float above the keyboard. Credit: Getty Images)