Vaccines do prevent infections at the population scale.
(cue: how many minutes until commenter replies with some bad counter-argument that ignores exactly half of the words I used in that sentence? I'm even going to tell you which ones ahead of time because I don't want to bother replying to your upcoming reply: at the population scale.)
(cue: how many minutes until commenter replies with some bad counter-argument that ignores exactly half of the words I used in that sentence? I'm even going to tell you which ones ahead of time because I don't want to bother replying to your upcoming reply: at the population scale.)