These notes can already be flagged and reported. This action generates another note of a specific type. A nostr client could use this data and hide notes from users before they ever see them.

> These notes can already be flagged and reported. This action generates another note of a specific type. A nostr client could use this data and hide notes from users before they ever see them.

This is just crowdsourced moderation then? Which relies heavily on there not being bad actors that can be incentivised to run up botnets to generate bogus flags/reports to push their own agenda.