Constraints beat moderation
follows from Rejection should be silentA feed that cannot contain spam by construction does not need a spam policy. Moderation is a cost that grows with your users; a constraint is paid once.
Field Notes
Things I have built, tested or thought about at close range. Written when there is something to say, not on a schedule.
Rejection should be silent
If a product has to tell someone they weren't chosen, the design has already failed. Building the absence of a state turns out to be a real constraint.