I love your article. You correctly pointed out that "gurus" are simply marketers. They don't teach you anything. They simply put you in a hamster wheel mindset that leads to burnout.
I spent six months studying them and wrote a story about their promised "money in your sleep" secrets. It is a formula that is so repeated, that once you learn it, you can predict their very next sentence. Here's the link, if you would like to read it: