I don’t think you are interpreting Eliezer correctly. I think he is talking about the difficulty of specifying the actual objects in the physical world, distinguished such that e.g. a picture of the object wouldn’t count.
I don’t think you are interpreting Eliezer correctly. I think he is talking about the difficulty of specifying the actual objects in the physical world, distinguished such that e.g. a picture of the object wouldn’t count.