For the unaware, Lemmy is a Fediverse alternative to platforms such as Reddit and Tildes.
I've been using Lemmy as one of my main social platforms for the pa...
But it's still kinda centralized. If the instance hosting your community goes down, you won't get comments and posts from users from other instances, so the community dies.
Yeah, one instance going down doesn't kill the entire network, but it mostly kills the community.
The community belongs to a website, yes. You're just subscribing to it remotely.
Lemmy is decentealized in the same way the web is decentealized. You can't get articles from Blog 13705 if blog13795.net goes offline. That doesn't make the web not decentealized.
At the end of the day, the whole fediverse is a bunch of independent websites hosting copies of other websites' content. They're not cloud communities, they're mirrors.