Ilde used to be in the orbit of girls very like Narcissa; it's not unfamiliar, in the same way that good manners and pianos aren't unfamiliar. They were usually her friends, so it's easy to fall into the pattern of finding the attitude amusing, and not offensive. (It's just that now she knows there's an alternative.)

"Yes, please. I'm looking to see if I can find a harp anywhere, for myself," a harp she can afford, or at least one owned by someone who'll let her come and play it. "Do you know if the piano was made in the city or if it's an import?"