Companies can change their ownership and their ways. If the Nazi movement was completely erased and the symbol never accessed for hate crimes or atrocities, the symbol's meaning might shift. The fact is, the symbol is still used to represent the same hatreds that it did in the 30s and 40s. It would be nice if all those memories could be put to rest. Perhaps you should look at
what's going on in the world today to realize we're not ready to forget what that symbol stands for.