[Not so much annoyed as amused. Other than Ivalice, no other world had winged humans. And technically, not even his own other than himself, Angeal, Sephiroth, and, in a way, Vincent.]

Indeed, I do.

[But he's an attention whore and totally likes getting the stares, especially because the people here were more awed by the wing rather than thinking him a monster, which made all the difference.]

You may ask but I don't have an answer. I and two of my comrades were all given foreign cells before birth and all of us have only one wing. All I can guess is that it is a trademark of what we are.