Recent advances in biotechnology now provide a pathway to producing living human bodies without the neural components that allow us to think, be aware, or feel pain. Many will find this possibility disturbing, but if researchers and policymakers can find a way to pull these technologies together, we may one day be able to create “spare” bodies, both human and nonhuman.
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In the standard view, people think its just some pattern of neurons in your forebrain and maybe some memories that makes you you. But all the neuron shit is important, all those glial cells, we keep learning more about the gut-brain axis, we don’t have any examples of minds without bodies.