Silk soymilk I’ve found generally gives me good results.

or did they use teletypes to develop

Basically yeah. ed the editor was designed with that in mind

There are plenty of posts, but you need to log in in order to see them. The front page should have a pinned post with a list of communities that are there.

lemmynsfw.com has a few communities that are active

I tried i3 back in 2019 and I’ve been using it ever since on my desktop.