Nah, it's been updated. It doesn't need to attack an antigen, just "produce an immune response". It doesn't matter if that immune response is for a virus that i

Nah, it's been updated. It doesn't need to attack an antigen, just "produce an immune response". It doesn't matter if that immune response is for a virus that is long extinct, as long as the "vaccine" makes your body produce some antibodies.