In theory, the biometric data collected and hashed is unique to a particular person, and therefore non-matching hashes of biometric scans validates that 57 accounts represent 57 unique people rather than one person signing up with a lot of different monikers, email addresses or phone numbers or bank cards
Like a social security number, except relying on the worthlessness of the handout "currency" and other perks to defend against subversion instead of the long arm of the law....
The particularly awkward phrasing is inevitable in a subculture that already has "proof-of-work" and "proof-of-stake" and claims that the proof doesn't reveal your "identity". Of course, the reality is that most people won't feel the need to prove their "personhood" to a VC backed crypto startup by getting their eyeballs scanned, not even for daily handouts of tokens with no purchasing power
If you're going to talk about collectable data then your first visit on the security tour should be replay attacks.
Every idiot who comes up with a biometric solution does not want to talk about replay attacks (which is why they get the moniker), and it should be the first thing we talk about.
Like a social security number, except relying on the worthlessness of the handout "currency" and other perks to defend against subversion instead of the long arm of the law....
The particularly awkward phrasing is inevitable in a subculture that already has "proof-of-work" and "proof-of-stake" and claims that the proof doesn't reveal your "identity". Of course, the reality is that most people won't feel the need to prove their "personhood" to a VC backed crypto startup by getting their eyeballs scanned, not even for daily handouts of tokens with no purchasing power