It sounds like something out of a sci-fi movie — metallic orbs that scan people’s eyes to pay them in digital currency.

That’s what tech investor Sam Altman has been working on for his new start-up, a company called Worldcoin. Launched out of “stealth” on Thursday, Worldcoin promises to hand out free cryptocurrency to people who verify their accounts by taking an iris scan.

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https://www.cnbc.com/2021/10/21/sam-altmans-worldcoin-wants-to-scan-your-eyes-in-exchange-for-crypto.html