[blowsand]

How is this done for all other social media sites? Is there anyone doing consolidated reporting of these “top lists”?

I see meta just confirmed removal of tooling that makes such reporting even more difficult. How is that overcome?

[louisbarclay]

It's not done at all - and there are no top lists. It's a vacuum. The main ray of hope here is the EU's Digital Services Act, which will hopefully force them to provide info