It refers to someone who acts as a professional in matters of taste.
[He gives her a curious smile. Maybe he's a little glad to be recognized for once. But he carries on as if this were expected - as if there was no surprise in the two of them knowing each other.]
no subject
[He gives her a curious smile. Maybe he's a little glad to be recognized for once. But he carries on as if this were expected - as if there was no surprise in the two of them knowing each other.]
Yes, Sophie?