> As a mid-late career coder, I’ve come to appreciate mediocrity.
Then there's also the embracement of anti-intellectualism. "But I don't want to spend time learning X!" is a surprisingly common comment on, er, Hacker News.
So yeah, no surprise that formal education is looked down on. Doesn't make it right though.
The problem of anti-intellectualism in SE is just the consequence of the field being more "democratized". Or, to put in other words, the mass is stupid and the mass-man is stupidier and primitive.