I have never heard of this guy before and he is at best only partially right, but this was a very interesting article. The Cathedral clearly exists. Thanks for posting this.
I’ve been a fan of his.
Here’s where he talks about “The Cathedral”, a metaphor for the mindset of the Left
https://www.unqualified-reservations.org/2008/04/open-letter-to-open-minded-progressives/
He also makes great points about how both “progressives” and “conservatives” are used by the ruling class.