Charting the true cost of AI

This week, the academic Kate Crawford tells us how she travelled the world to find the true cost of AI. Reporter Chris Vallance updates us on a watermark system - developed by Deepmind, Google's AI arm - which aims to show whether an image was generated by a machine or designed by a human. Mansoor Hamayun, Co-Founder and CEO of Bboxx tells us about the company's smart cooking valve, designed to protect lives - and trees - in Rwanda. We speak to Fu’ad Lawal, the founder of Archivi.ng,and archivist Grace Abraham, about why the key to Nigeria's tech future may lie in digitsing newspapers from its past.

(Picture credit: an imagined digital landscape, by Andriy Onufriyenko, for Getty images)