I think the person you're responding to is being facetious. Either way, it doesn't matter: the website in question is a public information page, not a medical

I think the person you're responding to is being facetious. Either way, it doesn't matter: the website in question is a public information page, not a medical reference. The CDC updated it because it was incorrect, and the timing of their update makes perfect sense given the public's confusion (and predation around that confusion).