It’s not. You may only care about your qualia, but I care about more than just my qualia. Perhaps what exactly I care about is not well-defined, but sure as shit my behavior is best modelled and explained as trying to achieve something in the world outside of my mind. Nozick’s experience machine argument shows all this. There’s also a good post by Nate Soares on the subject IIRC.
It’s not. You may only care about your qualia, but I care about more than just my qualia. Perhaps what exactly I care about is not well-defined, but sure as shit my behavior is best modelled and explained as trying to achieve something in the world outside of my mind. Nozick’s experience machine argument shows all this. There’s also a good post by Nate Soares on the subject IIRC.