Iris scans: proof of our humanity in an AI future, or marketing gimmick?

Madeleine Finlay speaks to the Guardian’s technology reporter Hibaq
Farah about Worldcoin, a new cryptocurrency offering users tokens
in exchange for a scan of their eyeballs. Farah explains what the
motives behind the company are, why they think we all need to
become ‘verified humans’, and how governments have responded to the
project. Help support our independent journalism at
theguardian.com/sciencepod