Maybe not, but there's plenty of reasons people'd ask about that.

[ Like using it for the wrong things or to your benefit. Or hunting out witches. He knew muggles did that. That wasn't something he didn't learn about after all. And it's why he'd being good and not saying anything about his own magic-- laws and all that. ]

I don't think they'd make it so easy for any of us to figure out.

And s'a might not. I don't have any opinion on it.