Main thing I can think of is an option for non-admin users to block an instance on the client side. Like blocking a community or user except it does both, for everybody from that instance.

Sorta not really related but Freya’s video on splines (“The Continuity of Splines”) is a virtually perfect resource if you’re interested in learning about… well… splines.

lemmy.ml is very old, because it’s run by the devs of lemmy.