I suppose it started after I studied infectious diseases in medical school and residency and served as the infection control officer is several hospitals, in America and Europe. But that was more than 30 years ago, hardly suddenly.
If you don't believe in the germ theory, that's your problem.
If you don't mind smelling like doodoo, that's everybody else's problem.
If you can't recognize the truth when it confronts you, you must be a Democrat.
Actually you sound like the hysterical left, one can promote the use of toilet sprays or bidets without seeming like a nutty leftist talking about the earth dying in 10 years.