But what's to say the same thing can't happen in the USA in the future? As someone that has seen my country turn a shipment of vaccines back due to this, the situation is very volatile globally. The effectiveness of the Pfizer vaccine after two does still drops to 75% against the beta and delta variants. Obviously that's manageable and no where near as bad as 22%, but it still shows how volatile everything is
But what's to say the same thing can't happen in the USA in the future? As someone that has seen my country turn a shipment of vaccines back due to this, the situation is very volatile globally. The effectiveness of the Pfizer vaccine after two does still drops to 75% against the beta and delta variants. Obviously that's manageable and no where near as bad as 22%, but it still shows how volatile everything is