O got there very gradually. Starting as somewhere in rightish political spectrum, getting more and more to libertarian and then ancap position over time.
When I trace it back, it actually started in childhood. Enjoying the state propaganda system was first. Even when I was like ten I was able to recognize some lies.
Combined with R.A. Heinlein books later on it started to snowball 😁
Having kids was like final fine-tuning touch.