I second all of these comments. I was on the same team with him (Hi Prabhat, this is Paul D.) and concur that swizzling is a very powerful mechanism. It's defin

I second all of these comments. I was on the same team with him (Hi Prabhat, this is Paul D.) and concur that swizzling is a very powerful mechanism. It's definitely a good thing to know about if you're working with Objective-C.