Earlier quoted context omitted.
I don't think diversity of skin color and gender will solve this problem in its entirety too. People of every race and every gender have the capacity to be this kind of self-centered egotist. People of every race and every gender have the capacity to be excellent developers who are focused outwards, on developing their teammates and building things well. Diversity is part of the picture, yes, but it's no instant win,…
Why did you feel the need to state the obvious? This is the kind of toxic nonsense that comes up every time someone mentions diversity. Its the status-quo "notallmen" argument again and again and again. Please, assume just for a minute that we aren't all idiots. Of -course- everyone has the capacity to be an idiot, but your unnecessary and highly defensive response is very telling.
The implicit -- wait, no -- the explicit argument of your grandparent post is that all white men are the same.
Of course people are going to push back on that.