Thanks for the list!
indeed, I have a funding request pending https://mro.name/o/2022-03-08-201643-prototypefund12-037.pdf
Similar got turned down several times before (‘no public interest’) , but this time I’ll do it regardless.
Frankly I don’t trust in activitypub and would prefer websub, but AP or more precisely masto-compat is the thing today. So, if in Rome, do as the Romans do.