I can't know for sure, but I think person you are replying to meant that in a team lacking diversity (in this particular case, diversity of expertise) all solut

I can't know for sure, but I think person you are replying to meant that in a team lacking diversity (in this particular case, diversity of expertise) all solutions tends to receive same, less than optimal treatment no matter what. If anything, it is insult of managers who create such bubbles, not engineers stuck in these bubbles.