i think this is basically composable into magnitude (in general eye strain worth noticing is bad more than eating the cake that one eats every day on this particular is good—but eg making someone miss eating their birthday cake to work over lunch would be pretty clearly morally bad), and the general principle of "inaction is much more excusable than deliberate evil action", without having to invoke neg utilitarianism at all
i think this is basically composable into magnitude (in general eye strain worth noticing is bad more than eating the cake that one eats every day on this particular is good—but eg making someone miss eating their birthday cake to work over lunch would be pretty clearly morally bad), and the general principle of "inaction is much more excusable than deliberate evil action", without having to invoke neg utilitarianism at all