No, no, it's all right, that was a rhetorical question. I don't want you to answer it. I'm just bringing the matter to your attention.
As it happens I'm rather fond of punctuation. Having said that, I have to admit that the rhetorical question mark did very little for anybody. It was invented, by Henry Denham, in the 1580s but died in the 1600s. It was used at the end of a rhetorical question to signal that no answer was required.
It often went by the off-putting name of percontation point.
It looked like a backwards question mark:
but it turned out no one needed it because we could tell quite easily when a question was rhetorical without it.
I mean, did Henry Denham think we were idiots?
Thing To Use Today: a rhetorical question. The word rhetoric has meant the same thing since Ancient Greek times. It was called after a rhetor, who was a teacher of rhetoric. Rhēma is the Greek for word.