There are some servers that defederate from lemmy.world, for example beehaw.org
takeda
joined 4 days ago
No, it's a completely different instance. It was less restrictive and not banned by some communities, for example lemmy.world blocks piracy communities on dbzer0 and is also defederated from beehaw.org
If you want to also access those communities then yeah, if you don't then doesn't matter.