Switching him to a Linux desktop from a Windows desktop would throw him into a tailspin. My wife's best friend is the same way. I call them "rock breakers".
People like this disprove the author's claim that 'anyone' can do it. I would agree with "almost anyone can do it." But that's not what he wrote.
LOL! OK. But to be fair, if he is constantly asking you questions like that, the answers are only different in regards to where the buttons are located.