My assumption is that the smallpox vaccination was first-come-first-served, and that they weren’t attempting to identify and vaccinate small, targeted subpopulations first. It’s the difference between spraying your lawn with weed killer and selectively hand-pulling weeds. It’s not surprising to me that the former is many times faster than the latter.
My assumption is that the smallpox vaccination was first-come-first-served, and that they weren’t attempting to identify and vaccinate small, targeted subpopulations first. It’s the difference between spraying your lawn with weed killer and selectively hand-pulling weeds. It’s not surprising to me that the former is many times faster than the latter.