--On Tuesday, March 29, 2016 14:46 +0100 Dave Cridland <dave@xxxxxxxxxxxx> wrote: > Perhaps simply: > > The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", > "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", > "MAY", and "OPTIONAL" in this document are to be > interpreted as described in RFC 2119 when capitalised. I think that is an improvement even if I have some doubts that it will make much difference. The difference should, IMO, pivot on whether 2119 is normatively referenced as a source of those definitions. john