consistency is a fun game

a query where you can poll other nodes for "list kind but not these" would let you fill the gaps

it also hints towards the notion that users should have some "authoritative" store for their events (or stores) and at some point you have to throw your hands up in the air and say "the real world is a messy place" and too bad, so sad, get a helmet, to use some expressions that were popular in australia when i was a kid