Yep, I've always marveled over people's ability to take one symbol and attach to it all the hatred and meaning of a particular group, until it looses all its original meaning.
Here's some more information.
[EDIT]PS. I just wanted to point out that I do not advocate the hateful use of the swastika (although, I don't believe "hate speach" should be a crime, but that's another topic).[/EDIT]