I can’t find anything on the specifics of how federation actually works. The op thread gets copied to any federated server? What happens if the thread is deleted on the op server? Does it still exist on all other federated servers? How do comments and votes work? That kind of thing.
/kbin context https://fedidevs.org/projects/kbin/
As I build my fediverse software, I’m blogging weird ActivityPub corner-cases at https://join.piefed.social/blog/.
If you understand the fundamentals already, it’ll make sense. I’m not an expert or anything, I’m making it up as I find things out.