Recommenders, like bureaucracies, are misanthropic (anti-human).
The rules are meant to remove human judgement. While denying the baked in bias and dysfunction of the imposed ruleset.
Per Goodhart's Law, they arbitrarily state some things are worthwhile & meaningful, and everything else are not.
Black boxes which thwart inspection, transparency, accountability, explanation.
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Forgive me for flogging this horse; I do have a point.
Also missing from online social networks are the concepts of fair and impartial adjudication.
Curation, adjudication, transparency, accountability... I'm sure we're omitting many other missing features. Because we're too close to the problem.
Going meta meta here: the common trait of all these "regulation arbitrage" unicorns is they profit by the destruction of our society's laws, checks & balances, social norms, and so forth.