The older users of /b/ arent always jumping down peoples throats, thats what the newfags do. Just because someone can rob someone while wearing a mask doesnt mean they can when unmasked.
In no specific order: the internet (technoisolation), lack of interesting in parenting due to culture shift such as feminism, public school system that resembles a prison system as opposed to a private school voucher based system proposed by Milton Friedman, and finally general cultural promotion of narcissism through music and movies. Finally my penis is a lot like my nostrils, no joke!