“It just makes common sense” that two masks are better than one, Anthony Fauci recently said. Surely, I wasn’t the only one as put out as Harry from Dumb and Dumber: “I should have been wearing an extra mask this whole time?”

Two masks are better than one. It’s common sense, though the thing about common sense is, it’s no substitute for the scientific method. Or, so we have been led to believe.