Earlier quoted context omitted.
I don't understand how you think this is responsive to the issue of fabrication. The article already considered the possibility of the human content farm and concluded it was unlikely on the basis of information that was completely fabricated. The fact that the commenter proceeded to generalize, show a link, etc is not responsive to that. A responsive answer would be along the lines of "well, a content farm might fab…
"If you find that interesting, you might find this interesting" seems like a perfectly reasonable motivation for an HN comment. I think it's worth forgiving that and enjoying the broader horizons rather than treating HN threads as a way for lots of smart people to try and craft the most definitive statement about one narrow issue, while policing any deviation therefrom.
But that's not the form of the comment. It begins with "I think there’s a good chance it was ghost written by a content farm"!