The other part of it is that without free will, you don't have the choice on what you decide is moral, etc. Human rights might be cosmically meaningless, but t

The other part of it is that without free will, you don't have the choice on what you decide is moral, etc. Human rights might be cosmically meaningless, but there would still be those who act as if they do have meaning. And they would have no choice in the matter. A world without free will looks exactly like the world with free will. And that's why it's pointless.