I think he should keep it. It's a reminder not an embarressment. He can look at it and remember what ideals it is he's sticking too and he can look at it and remember that at one time the Apple computers did give him some satisfaction.
Besides, I think it's silly to collect for him to get it removed, unless you're doing it in a "good riddance" sort of way, and then it's just kind of "ha ha" funny.