Being emphatic (or baffled) doesn't make your beliefs correct. In case you are just uninformed, lookup 'Typhoid Mary' for a famous example of an asymptomatic c

Being emphatic (or baffled) doesn't make your beliefs correct. In case you are just uninformed, lookup 'Typhoid Mary' for a famous example of an asymptomatic carrier of disease. Just because you aren't showing symptoms or dying doesn't mean you can't spread disease. That said, I'm not making a claim contrary to yours. But your claim seems based more on your intuition than on fact or history.