I have never used this before and I see there is a disparity of results but in this case yes at least two, detectors 1 and 6 would give it as generated IA text.
I don't know the exact prompt used, but I asked Google Gemini to respond to this: "Topic: Austrian Economics + Bitcoin", and this is the content it produced:
It is quite similar to Rayser's post, with many identical points. Judging by Rayser's previous posts (just a few words each), I'd say it's almost certainly copy-pasted AI-generated content.