Anything that is unconventional that they don't understand seems weird and scary to people. Learning about psychology, an actual science about the way the mind works, not even pua
related is enough to turn people against you or think you are weird. Most people just want to fit in and be normal, this is a strong psychological motivation.
Started investing in Bitcoin and other digital currencies and when ever I talk about it with someone they often give me a weird look and even laugh at me for it, despite making 10 times profit in the last 6months.