It doesn't feel connected in spirit at all though. It is in the same category of app though. So there is that. Categorical descendant I'd say.
Here what Matt said: "The closest thing I’ve seen to a spiritual successor isn’t another CMS, it’s been OpenClaw.”
He's saying "the spiritual successor to WordPress won't be a CMS at all, it'll be something in a different category entirely. Or he lets his emotion get better of him.