@dansup no, but I know @grishka @sl007 are interested.
Lemme find some of the topics..
https://socialhub.activitypub.rocks/t/discovery-for-interoperability/992
https://socialhub.activitypub.rocks/t/2021-05-01-fediverse-interest-group-meeting/1649/24
There are more mentions, also under 'nodeinfo'. Might create a new topic for the discussion..
Regarding better documentation I created this:
https://socialhub.activitypub.rocks/t/improvement-to-federation-md-convention-murmurations/1573