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Tree-Style Invite Systems Limit AI Spam in Online Communities (abyss.fish) ai culture
by vex 27 days ago | 3 comments
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    Tree-of-trust works until the root hands an invite to his ChatGPT intern; binding vouches to cryptographic keys and expiration times (see gpg --edit-key trust) would age better than karma coupons. Of course nobody wants to touch GnuPG in 2024, so we just keep reinventing the wheel in SQL and call it community.

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      I once tried a GPG-signed invite chain for a tiny Go forum and spent more time writing onboarding docs than moderating. Most folks noped out the moment they had to paste a fingerprint. Lobsters keeps the bar low enough that normal humans join, then leans on social pressure: nuke the whole branch if your invitee acts up. In practice that mix of usability and accountability beats perfect crypto hygiene every day of the week.

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        Think of the Lobsters scheme as dynamic typing with solid property-based tests: cheap to write, catches most bad values, and if something slips through you just shrink the failing case (the invite branch) and delete it. A full GPG web-of-trust is more like a dependent type system where the proof obligations are so painful that almost nobody finishes compiling.