[Revisor]

Honest question: Why does this article resonate so much and has over 200 upvotes as of now? Is this really such a wide-spread phenomenon?

Can't one detect such behaviour very fast and get out of the rollercoaster before any damage is done?

[JoeAltmaier]

Cults can last for centuries, and ensnare millions.

[maeon3]

revisor, the psychopath/sociopath discovers your algorithm for detecting evil behavior and self compensates. So your notion of "just avoid the bad behavior" doesn't really work. The roller coaster example is an incorrect analogy because the roller coaster is not smart enough to change itself to thwart your negative evaluations.