If computing power accelerates at this pace, in the not too distant future, your smartphone or tablet could become an MRI device. Or an MRI device could become small and cheap enough to install in many homes and analyzed via a smartphone.
Carl Sagan hypothesized about a scenario where a dictator can implant electrodes in children’s brains and control their “pain” and “pleasure” centers. Could a dictator achieve the same via social media/tweets that override your wishes and get you to do what the dictator wants?
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