That's cult response.
There's nothing wrong with muting. Muting is excellent. P2P muting.
The second you add batch muting and private muting, the game changes entirely. A function can now be weaponized without anyone knowing. Creating a shadowban effect with no way of stopping it.
All mutes should be public. And a mute monitoring service should be paramount to ensure batch muting isn't being weaponized. This can only be done publicly.
If every Bitcoin financial transaction can be public, every Nostr event can be too.