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Precisely, and it can stay pseudo-anonymous. A trusted third party (Governments? Banks? A YMCA gym membership?) issuing a hashed certificate or token is all that’s needed. You don’t need to know my name, age, gender: but if you could confirm that I DO have those attributes, and X, Y, and Z parties confirmed it, then it’s likely I’m a human.
The only people I know who are trained blacksmiths (all two of them) are both women