A third dose of coronavirus vaccine may be needed to prevent serious cases of new variants of the disease, Bill Gates said Tuesday. The billionaire philanthropist’s comments come amid to the growing concern that current vaccines are less effective against the South African and Brazilian variants.Third shot may be needed to combat new coronavirus variants, Bill Gates says – CBS News
Wait, 1 mask is not enough, now we need 2 to FOUR.
Wait, 1 dose is not enough, we need TWO… ooops, we need THREE.
There are close to 4,000 mutations, so pretty soon, we may need 4,000 ‘doses’.