This isn’t from the OHSM, but two resources to learn more about this topic are the Wikipedia article on ‘satisficing’, a commonly suggested strategy for adapting utilitarianism in response to the demandingness criticism, and this section of the ‘consequentialism’ article on the Stanford Encyclopedia of Philosophy focused on the demandingness criticism.
This isn’t from the OHSM, but two resources to learn more about this topic are the Wikipedia article on ‘satisficing’, a commonly suggested strategy for adapting utilitarianism in response to the demandingness criticism, and this section of the ‘consequentialism’ article on the Stanford Encyclopedia of Philosophy focused on the demandingness criticism.