> Maybe these ideas are common elsewhere though.

I don't know which ideas you're talking about, but I bet they are. Humanity has thousands of years of recorded navelgazing (the blog post) and reactions to navelgazing (me) and reactions to reactions to navelgazing (you) and so on.

> Maybe that’s why some people just enjoy trolling: for the novelty.

Novelty is a morally bankrupt reason to enjoy trolling, so maybe you're onto something.