True.
But that doesn't mean that this rule is universally applicable, and that changes are necessarily positive to all groups in society due to an improving technology. And even if there's at leasts some sort of progress for almost everyone, for some groups (e.g. the already referenced of the majority of people in sub-Saharan Africa, that it barely makes any difference. One could argue that as our potential ability to fight hunger & poverty rises, the fact that there are often no improvements noticeable is even more appaling.
But that doesn't mean that this rule is universally applicable, and that changes are necessarily positive to all groups in society due to an improving technology. And even if there's at leasts some sort of progress for almost everyone, for some groups (e.g. the already referenced of the majority of people in sub-Saharan Africa, that it barely makes any difference. One could argue that as our potential ability to fight hunger & poverty rises, the fact that there are often no improvements noticeable is even more appaling.
