Sounds like we'd just need an HN uBlacklist subscription. Sourcing and validating submissions to the blacklist is the problematic bit. Perhaps use HN as an OAut

Sounds like we'd just need an HN uBlacklist subscription. Sourcing and validating submissions to the blacklist is the problematic bit. Perhaps use HN as an OAuth provider (not currently an available feature), use rules based on account age and karma for allowing or scoring submissions, voting system like HN ... sounds like something that might actually do better hosted on HN.