First time I hear about the instance and hadn’t looked into the engine before, but it seems awfully like Misskey. And as I don’t use Misskey much, I can’t draw comparisons to what I see.

But at least from a quick glance for point 7, it does support tags:

Just read the article. The arguments given feel like they could easily be used to push more anti-privacy laws, and considering how pushy they are, I feel inclined to think that’s the case. Also using Twitter as the target, they can induce people to cause noise for the subject.

I see the last update was in may. Should it be source of concern?