That’s not how humans have ever worked. Superstitious behavior exists in any animal that has the capability to learn.

Every single group of humans has had bad habits created and spread among themselves. Now we have the ability to learn both the good and the bad impacts. There are absolutely people who saw this news story and realized that raw milk is a bad idea.

There are also groups of people who saw this news story and didn’t learn, but as a species we are far better off than we were.