Hence and so noted with a FWIW....And so is this,,,FWIW.. sometimes things end up adding up...What I do keep hearing is its rare for a virus to make a jump and be that contagious....which would rule out most natural jumps...(commentators on CNN)
No one will ever know for sure unless access is given to the data in and about the lab...Some did get sick and were hospitalized Nov 2019 but as for a positive test,,,No access