Concept
A delegated policy only ever narrows
Attenuation refuses a larger cap, a later expiry, or a changed purpose — a child policy can never widen the parent that granted it.
Pinned to
pay-policy/1 — the commerce layerThe canonical source this concept is taught from. If it moves, the lesson is regenerated — teaching is pinned to code, not retyped.
On the frontier
No course teaches this concept yet — it is a named gap on the content graph, not a hole nobody sees. A gap is the roadmap, not an embarrassment: the count only falls by teaching.