The brain needs to know two things: what object it is touching (in this case the coffee cup) and where my finger will be on the cup after my finger moves. Notice that the brain needs to know where my finger is relative to the cup. It doesn’t matter where my finger is relative to my body, and it doesn’t matter where the cup is or how it is positioned. The cup can be tilted left or tilted right. It could be in front of me or off to the side. What matters is the location of my finger relative to the cup. This observation means there must be neurons in the neocortex that represent the location of
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