"[…]people using Fedwiki sites are like gardeners or farmers. They can plant as many fields or gardens as they want, and reap the harvest from their own Fedwiki, but anyone else can also use someone’s harvest to enhance their own fields and gardens. Instead of toiling under a regime of private, competitive exclusion, the system encourages cooperative gains through commoning."
One way to dig in to it could be to see if that same URL, when pasted in to the ‘URL’ section when creating a post manually in WordPress (not via Micropub), gets the correct values picked up. That could point whether it is specifically a parsing issue or a Micropub issue.
A lot of Manchester’s public land is turning into privately-owned unaffordable luxury flats.
I studied Evolutionary and adaptive systems way back when, and its nice when various themes of my life link together.