I've already started seeing a lot of redundant communities being made here that have already existed on other Lemmy instances, and lemmy.ml is at risk of centralization and overload, so now is a great time to raise awareness of other instances....
Note: in hindsight, half of this post is answering my own questions as I explore this rarer side of federation, but there are still some remaining questions which I have highlighted....
I don't have many fedi accounts, but looking at public Mastodon feeds it is very common to see people requesting others to add alt-text to their media and getting a lot of boosts/etc....
"Leftist" is not a helpful label here; its meaning changes internationally and personally. It was always vaguely defined and just became more vague and misused for the past two centuries....