When Zero-Knowledge Age Checks Broke the Bank Playbook — and Fixed Crypto Custody

https://beauoynz053.lucialpiazzale.com/how-a-2m-nft-platform-found-salvation-in-vaulted-luxury-watches

I still remember the skeptical coffee-fueled meeting in 2023 when someone suggested we could prove a customer is over 21 without ever showing their face or handing over an ID scan. I dismissed it as marketing sparkle. I was wrong, and I’ll admit it