Many people have no direct experience with the positive effects of gun ownership. O'Reilly is obviously one of those; He has at least had the courage to admit his prior position was wrong.
A smart person learns from his mistakes, a really smart person learns from other peoples mistakes.
True. But when he switches back to his previous position, he will be able to cite your words as proof of his growth. Time will tell, I guess, but I still don't like him.