“On the contrary, I think it did grow weaker. It developed a strain called “cow pox” — which then became the basis for the earliest vaccinations.”
Which explains why millions continued to die of smallpox right up to the 1970’s...
>> Which explains why millions continued to die of smallpox right up to the 1970’ <<
But almost nobody was dying in developed countries like the USA, Northern Europe, Japan, etc.
In the meantime, whatever happened to all the recent monster diseases that were going to wipe out humanity? AIDS? SARS? H1N1? West Nile?
I’m not worried about any of them, nor am I worried about Ebola — UNLESS some outfit like al Qaeda or North Korea succeeds in spreading a “weaponized version” in our midst.