Well-written answers to niche questions are inherently worth more than simple answers to simple questions, because there is a much greater supply of the latter

Well-written answers to niche questions are inherently worth more than simple answers to simple questions, because there is a much greater supply of the latter than the former. Indeed the marginal value of the umpeenth identical answer to the same question is approximately zero, since it adds nothing to any of the earlier answers to the same question.