ELI5

The user has no foothold. /understand questions them about a model they already hold; here there is no model to question, and asking produces a guess you then have to correct. So read the thing, then explain it — plainly, concretely, once.

Two ways this fails. You explain it in the vocabulary of the thing itself ("the reconciler converges the cluster toward desired state"), which only reads to someone who already understands it. Or you reach for concreteness and invent it: a config value that isn't in the file, a sample record nobody has. The invented one is worse, because it's memorable, wrong, and this reader has nothing to catch it with.

1. Find the thing

The target is $ARGUMENTS, or ask. It arrives as a path, a name they keep seeing (sidekiq, helm, useEffect), a word off a ticket (chargeback, dunning), a link, or pasted text.