On 05 Mar 2020, at 17:21, Dirk-Willem van Gulik <dirkx at webweaving.org> wrote: > I was in de middle of writing below. But have not had the chance to finish it. I've added it to https://source.redwax.eu/svn/redwax/std/spkac/trunk/draft-leggett-spkac-00.txt, can you take a look? Regards, Graham —