Princess Lillie of the Stars

Oh yes, by several metric tons. I’ve used both, calling GNOME lightweight would be hilarious.

I can definitely vouch for Plasma, the Steam Deck comes with it and it’s great

Instances can choose to defederate from other instances for any reason. Think of them like divorced parents: they refuse to talk to each other. Federation is vital to the Fediverse. If most instances end up defederating, the illegal content instance can’t thrive.