While your post sugar coats it in positive words: "joyful", "inspired", and so on, it just largely confirms the accusations in the blog post:

> However, after publishing the post I privately received confirmation that Scion intentionally and blatantly ripped off Mononoke, and in particular that there was overlap in personnel.

I come out of this that Anthropic actually ripped off Mononoke, but did so in a joyful and inspired manner. Maybe the prompt to Claude has a trailing smiling emoji.