[nperrier]

I doubt that's possible. How do you know for certain it's not an AI on the other end impersonating a human? Clever people will find ways to game it.

[dogma1138]

Ironically AI spam might actually make “blockchain” or at least widespread of digital signatures useful ofc it would also mean an end to a mostly anonymous internet.

[hgsgm]

Without Internet Security, signatures mean nothing.