Not disagreeing with any of that, my framing of it is that he will use the most extreme examples to get his point across, but there are degrees to its utilization. Sure you can walk away from some situations, but that isn't an option all the time - especially when you are responsible for others.
Discussion
i boiled it all down to 9 primary tricks they use and you can categorise every one of the ones he describes (i have only read about 18 or so of the 48) in the set of 9
when you are responsible for others, you have to focus energy in on isolating the manipulator and making sure nobody falls for their tricks
most organisations have several, usually a little gaggle of these kinds of psychotic ghouls and are fundamentally toxic organisations and everyone else is a patsy for their mischief, it's really hard to watch
the company i work for at the moment doesn't have any such ghouls in it, it's quite rare, mostly just a bunch of smart people trying to make a living in tech without drowning in the cult-ure of most of it