• cynar@lemmy.world
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    2 months ago

    I’m not expecting anything any time soon either. Though I can see someone like musk pumping far too much money into it at some point.

    My point was however that the difference is just one of scale. We don’t need to predict the firings, just run it and compare it to nature. From what I’ve read, it behaves like a fly, including walking and grooming itself. This means there is no magic mystical difference between a real fly’s brain and a virtualized one.

    Projecting further, there is no difference, other than scale, between our brain and the fly. Implying there is nothing mystical about consciousness.

    If a human brain can be conscious, then a virtualized human brain can be conscious. If a virtualized brain can be conscious, then so can the computer it runs on.

    The question then becomes do we WANT consciousness in an AI, what would it look like, and how can we detect/measure it?

    • partofthevoice@lemmy.zip
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      2 months ago

      This means there is no magic mystical difference between a real fly’s brain and a virtualized one.

      That’s not true. You might simulate fly intelligence, but you aren’t simulating a fly. Flys are an entity driven by their phenomenological experience of the world (as all us nervous systems are). It would be a rather strange thing to say that a fly is only the pattern of behavior you recognize as a fly’s behavior.

      Note that flies also have this capacity to self-evolve over generations. There is no single fly that you can point to and say, “that’s the right one. Copy It.” So, your “fly simulations” are always at best a behavioral approximation. Given enough time, say a decade or century, this ought be obvious by the fact that your simulation no longer accurately resembles the most modern flies.

      Projecting further, there is no difference, other than scale, between our brain and the fly.

      That’s just not true. Consider “What The Frog Eye Tells The Frog Brain.” Put briefly, the eye encodes and transmits semantic information — as opposed to the more common belief that it transmits raw visual information. That said, there a trillions of differences between how that might work in a human versus in a frog, let alone a fly.

      I think you’ve discovered “neurons work similarly across species,” which is like saying “thing does same thing when used in other location.” This doesn’t tell you how neurons work to drive that behavior, it doesn’t tell you what it’s like to experience your neurons firing that way, it doesn’t tell you why the neurons were developed that way topologically over time… At best, it helps you develop a timebound understanding of fly automata to neural architecture. That’s without any understanding of phenomenology to neural architecture, and likely without being able to decompose the neural system into any semblance of semantic information processing.

      A human is much more complex than a fly. I can’t believe for a second that this approach would work scale to a human’s brain. If you captured and simulated every neuron in the human brain, you’d be left with a feedforward process simulating a particular neural state of a particular person. No feeling, no reflection, no introspection, no semantic meaning. Just a neat toy.

    • marxismtomorrow@lemmy.today
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      2 months ago

      Except if this is the case, free will does not exist. If the world is purely deterministic, you’ve never made a choice. No one has. We are in the middle of a mathematical computation that has been predicted from the start of the universe.

      • cynar@lemmy.world
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        2 months ago

        That is pretty much my view on things. I don’t like it, but it’s what the evidence suggests. However, my internal thoughts still assume I have free will. It’s a useful lie.

        Discworld’s Death put it quite well, in Hogfather.

        All right," said Susan. “I’m not stupid. You’re saying humans need… fantasies to make life bearable.”

        REALLY? AS IF IT WAS SOME KIND OF PINK PILL? NO. HUMANS NEED FANTASY TO BE HUMAN. TO BE THE PLACE WHERE THE FALLING ANGEL MEETS THE RISING APE.

        “Tooth fairies? Hogfathers? Little—”

        YES. AS PRACTICE. YOU HAVE TO START OUT LEARNING TO BELIEVE THE LITTLE LIES.

        “So we can believe the big ones?”

        YES. JUSTICE. MERCY. DUTY. THAT SORT OF THING.

        “They’re not the same at all!”

        YOU THINK SO? THEN TAKE THE UNIVERSE AND GRIND IT DOWN TO THE FINEST POWDER AND SIEVE IT THROUGH THE FINEST SIEVE AND THEN SHOW ME ONE ATOM OF JUSTICE, ONE MOLECULE OF MERCY. AND YET—Death waved a hand. AND YET YOU ACT AS IF THERE IS SOME IDEAL ORDER IN THE WORLD, AS IF THERE IS SOME…SOME RIGHTNESS IN THE UNIVERSE BY WHICH IT MAY BE JUDGED.

        “Yes, but people have got to believe that, or what’s the point—”

        MY POINT EXACTLY.

        • marxismtomorrow@lemmy.today
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          2 months ago

          Except it’s not what the evidence suggests. We have yet to find physical evidence of consciousness. We have yet to find a way to accurately simulate a neuron in any falsifiable way (seriously look into the detractors and counterarguments to the fly study, it’s amazing that 3d graphics can trick that many people). But even beyond neurons we cannot accurately link brain activity to behavior in anything but a superficial way. We have no insight into how decisions are made or what ultimately drives them.

          More importantly, if the world is deterministic, all meaning in life is gone. Completely. And the second it is objectively proven most people will kill themselves. Any intelligent being would kill itself, since that’s the logical next step in the chain of thought and it wouldn’t have a choice.

          Meaning the universe is flawed if the point of it is to create life, and if there is no point to the universe and it’s purely deterministic, we are in a worse hell than has ever been imagined in the totality of human expression. Arguably the worst possible hell there could ever be.

          Nonexistence would be the infinitely better option.

    • CatAssTrophy@safest.space
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      2 months ago

      The difference of scale is in the grey area of the difference of scale of quantum and classical mechanics, though. Conciousness very much could be something that depends on the emergent properties of quantum mechanics and doesn’t reach classical mechanics.