Nearly zero but not zero...How many of his children will he purposely expose to find out if that "almost"zero percent is a true expression?
The chances of a kid stepping off a curb and getting flattened by a bus aren't zero either.
The whole set-up is stupidity max. You can't hide from a virus.
Poliomyelitis is ---FROM A VIRUS. I is old. During the world wide epidemic circa 1950----we kids did not go swimming or into public "restrooms". It was not much of a precaution----but it might have helped. Tuberculosis is a weird mycobacterium-----if we had to wear FACE masks for the first half of the 20th century-----lots of people would have been saved