Not sure why you're being downvoted. I am running one of those companies. Calling it structureless is as misleading as calling agile chaotic.

The "Green" stage can feel a little like the tyranny this article describes, but the "Teal" stage is anything but. It's comparatively light on arbitrary rules compared to your traditional top down company, but it's certainly not unstructured.

I have written a numbe of articles on this topic at http://danieltenner.com/open-cultures/ in case you want to read more.