Mostly out of morbid curiosity.
Vaccines may help but not if there is income inequality, war, exploitation, human trafficking, crime and enmity.
If our problems are not solved, vaccines can be seen as idols, like in ancient times. They "may" help for unknown reasons.
Did they saved lives in the war in Ukraine or the massacre in Ghaza?
I do not expect answers.
War and inequality is abolished, as of 1630 today, three minutes time.
Do people magically stop dying of preventable disease?
Mostly out of morbid curiosity.