How did we go from freaking out over Ebola to "debating" vaccines?

I can't get my brain around how we went from "OMIGOD EBOLA WE CAN'T LET ONE SINGLE PATIENT BE TREATED IN THE U.S. OR WE'LL ALL DIE!" to "Meh, vaccines, not really necessary."

We went from enforced quarantines of people who weren't sick but MIGHT have been exposed to Ebola -- to people bristling at the suggestion that all kids should be vaccinated against…