#WebSummit2021: crypto’s the big thing plus climate ideas at Lisbon's Covid-era mega expo. Facebook says it will shut down its facial recognition database. Biden: China and Russia showed lack of leadership with Cop26 no-show. #Cop26 art of the possible: how hydroelectric dams-on-wheels are saving lives in Malawi. Nasa races to fix Hubble Space Telescope after safe mode reboot. And,Jay-Z joins Instagram...but who’s the single (ladies) account he’s followed?  See acast.com/privacy for privacy and opt-out information.