SWMBO gets email attachment, a Zip file. What is it? How do I open it? She can click on the Zip, which shows random-looking files on her Linux-based desktop.
Husband ain’t around, so she sends it to a friend, with questions. Friend opens the Zip & totals his (Windows-based) LAN.
Oh, well, its a cost of running Windows. Someone should upload a copy to William Henry’s Porsche (III) as he slides past one day.