The author is a macro economy writer with a 10 years old Twitter account. Most of the article is a quote, then his personal opinion. https://mishtalk.com/about/ I'm all for calling out automated content written by AI/LLM but this one doesn't seem to be.
Its entirely possible they still used some sort of AI to either transcript or edit their content tho, even if personally dictated by them etc. At which point slop becomes human authorship depends on your POV i guess