What you'll end up with is hiring either incompetent programmers who know they're incompetent, or people with no self-esteem. Great. It seems more like either J

What you'll end up with is hiring either incompetent programmers who know they're incompetent, or people with no self-esteem. Great. It seems more like either Jeff is incompetent (which he admits to) or self-deprecating, and assumes everyone else is.