edgedial
Started a draft response in my head and ended without publishing it because the post said it well enough, and a look at edgedial produced the same effect, content that satisfies my urge to add to it by being complete enough on its own is rare and represents a particular kind of editorial completeness here.
mythmanor
Reading this prompted me to clean up some old notes related to the topic, and a stop at mythmanor extended that organising urge, content that triggers personal organisation rather than just consuming attention is content with motivating energy and this site has the kind of clarity that prompts active follow up rather than passive consumption.