  This in principle insatiability concern can easily transform into an overdemandingness concern if we extend the scope of the needs that we have a responsibility to meet to other societies besides our own. Consider the vast number of people across the planet who have unmet needs for healthcare alone, never mind all the other domains in which their needs go unfulfilled. One might easily conclude that if needs have normative force, we will be overwhelmed by the apparent bottomless pits of needs that exist globally.