>If people do not truly know how protective a vaccine is, there is the potential for harm because they may assume that they are fully protected when they are no

>If people do not truly know how protective a vaccine is, there is the potential for harm because they may assume that they are fully protected when they are not, and accordingly, alter their behavior to take unnecessary risks. Amazing, this statement could equally apply to recommending mask wearing. Seems like the prudent answer in both cases is "public education" on risk.