The bullet list seems to describe Twitter. I've wondered why most publishers of comments don't just give up and say "comment on Twitter." Not that I would like that, but still ...
If you dig deeper it's more like anti-Twitter. "We don’t allow commenters to see each other’s comment histories, We don’t have @ mentions, No Follows, No private messaging, We use ‘Respect’, not ‘Like’, Our notifications are opt in, and via email, We don’t create a feed ... for you to constantly refresh, No gamification, No infinite scroll, world-class moderation tools, We tell community members if the algorithm thin…
Re: explicit algorithm violation notices: Good, but it does not sound like there's an appropriate appeals process in place, something required even with algorithms in place. Also important to have said algorithm be tuneable, or even more preferably, pluggable.