You can read in the magazine that underwear has an expiration date. https://corporate.migros.ch/de/Magazin/2022/05/unterwaesche-entsorgen.html It says that clean underwear contains about a tenth of a gram of faeces, as various studies have shown. That we should throw away underwear every six to twelve months for the sake of our intimate health.
And a little below that: a second life for discarded underwear Suddenly you're supposed to clean your bike and polish your motorcycle with the briefs and boxer shorts that previously contained faeces (a tenth of a gram, we remember)... *wäääähhh* For whose sake should you change your underwear every six months? A rogue who thinks evil...?