It would also be a shame for others if he had contributed to any egg or chick sales if they had high hopes of breeding any genetic line of his just to have a strange disfigurement show up in all their chicks come the next generation. I know it's not always pleasant to hear others opinions, but no one was rude or anything but honest. I don't recall seeing anyone suggesting you cull either, we're not heartless. Again, best of luck.