I wondered about that advice as well when reading it.
It is not a good idea, considering all the debris I find in there even when using the best of fuel filter combo's in tank and fill system. Much of the debris I find would have caused carb adjustment need by itself, not to say it could have caused major carb problems. Some is gum, some is still some particles I can't explain.

Being a senior, I do not know how to see Rich's "senior moment". Plenty of seniors about here that keep their grey cells alive and kicking butt. I'd rather call it brain fart, obnoxia, or whatever.