Because they have the depth of experience that is otherwise unavailable except by months or years of hard-fought struggle. It only takes being bitten a few tim

Because they have the depth of experience that is otherwise unavailable except by months or years of hard-fought struggle. It only takes being bitten a few times by rushing into a new tech and doing everything completely wrong from the start. The smart learn from their own mistakes, but the truly wise learn from others'. This still holds true in JavaScript.