@Schouten_B@DenisCOVIDinfoguy@auscovid19
So, sanitation and immunisation are good things. Glad to know we agree.
Now, what's wrong with applying the lessons of clean water to air indoors?
If it really turned out that we need frequent challenges to the body's immune systems, then let's work out a safe way to do that. Let's not make it easier for new, potentially lethal, pathogens to run riot.