You can counter misinformation on a particular topic scalably by gathering a set of authoritative sources of information on it, and presenting them in places wh

You can counter misinformation on a particular topic scalably by gathering a set of authoritative sources of information on it, and presenting them in places where there is discussion about that topic (ex. YouTube putting COVID info links on videos). Now of course some people won't believe that information, but those people weren't going to have their mind changed regardless of what you do.