The difference is not between the hand and the tool it grasps, both of which apply force to manually manipulate the environment, but between the hand/tool and t

The difference is not between the hand and the tool it grasps, both of which apply force to manually manipulate the environment, but between the hand/tool and the mind that directs it. I agree that that is an odd position -- it's not one i hold, but a reductio of the "computers are tools no different than knives" argument above. machines that are able to process novel information and make decisions are fundamentally different from other machines, whether they are composed of tissue or silicon