I was a member there for years. There's a community, which is highly normative, but they also resist implementing threading or commenting by reference precisely to keep the focus on submissions.
I'm still a member! For the record, we resist implementing threading or commenting by reference because it's makes for an unreadable discursive shitshow when trying to follow busy, active discussions.
Staying relatively on topic is an unrelated aspiration and one that we mostly let flex a lot depending on the specific thread and context.
