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> Because human brains are magic? See, this is the problem with this virulent strain of Scientism making the rounds right now. There's this tendency to divide
by md224 12y ago
> Because human brains are magic?
See, this is the problem with this virulent strain of Scientism making the rounds right now. There's this tendency to divide ideas into two camps: "explained by our current understanding of physics" and "magic". It seems like a knee-jerk reaction to religion, like anyone that posits that we don't have a complete understanding of reality is therefore a crypto-theist. It completely misunderstands the nature of scientific progress, the evolution of our conceptions of reality in response to empirical evidence.
It's easy to picture human progress as millennia of trudging through continually-decreasing ignorance and finally arriving at the Correct Answers, but this can be a dangerous view. Science works best when we aren't constrained by dogma -- when we're allowed to "think outside the box" and consider the world in new and revolutionary ways.
People in the thrall of this Scientism often act like raising the Hard Problem of Consciousness is some kind of intellectual weakness, that we're just not able to "get over" the fact that subjective experience happens to emerge from physical matter. Nobody here (or at least not me) is saying that the Hard Problem means that subjective experience is "magic" or that we have anthropomorphic souls that float up to heaven with angel wings when we die. The Hard Problem of Consciousness is still a scientific problem, and I'm not saying it can't be solved by science. But telling me that Strong AI will basically solve this issue (and that any protestation is an appeal to "magic") comes across as hand-waving; the simulation of a conscious entity does not help me understand why being in the world feels like anything.
- welldefined 12y agoDo you believe a perfect simulation of a human mind would result in something with an identical behavior to that of the person whose mind we're simulating? yes or no. If yes, do you disagree that both are conscious? If you do, then you're contradicting the assumption in the question (that identical behavior implies identical properties). If no, then, again, you're contradicting the assumption in the question. You think consciousness is not determined by behavior. Ok, then what determines whether or not something is conscious?
- md224 12y ago> Do you believe a perfect simulation of a human mind would be able to create something with an identical behavior to that of the person whose mind we're simulating? yes or no. Sure, I'll admit the possibility exists. > If yes, do you disagree that both are conscious? If you do, then you're contradicting the assumption given in the question (that identical behavior implies identical properties). I must've missed this... who was saying that identical behavior implies identical properties? Sure, I'd probably disagree that the A.I. is conscious in a subjective sense, and I'd also probably disagree that identical behavior implies identical properties. People can imitate each other without taking on the properties of the imitated.
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- md224 12y ago> What determines whether something is conscious? I don't really have an empirical "test" for subjective consciousness beyond my own immediate, first-person experience of it. This may sound like a concession or even a defeat, but I think I'm allowed to posit that phenomena exist which we currently lack the empirical tools to investigate. "Currently" is the key word; as I said before, it is arrogant to assume consciousness will forever remain a mystery to scientific inquiry, just as it is arrogant to assume it must be a simple extension of existing theories. I admit I have nothing beyond my own experience to validate the idea of subjective perception, and I have no evidence beyond intuition as to whether or not a machine can "experience" input the same way a brain can. However, I think I'm still entitled to believe that subjective experience is a real phenomena whose nature can and should be explained, and that our scientific understanding is presently inadequate for this task. EDIT: I can understand the fear of relying on intuition. After all, it's the same thing that led us to believe that lightning came from the gods. But that doesn't mean that we should throw out the entire experience of perceiving lightning. Clearly lightning is a phenomena we experience, but we still don't understand how photons entering our eyes produce the subjective experience of blinding whiteness, or how vibrations from thunder translated into electrical signals by the ear result in the subjective experience of the sound itself. The information is in the brain, but we still don't know how information becomes experience. This doesn't mean we have to explain it via gods, but it does mean we still have something left to explain.
- macspoofing 12y ago>See, this is the problem with this virulent strain of Scientism making the rounds right now. We have a very good understanding of the fundamental forces and particles that govern the brain and our everyday experience. That doesn't mean that we'll use the vocabulary and mathematics of fundamental physics to explain brain processes, just as we don't use particle physics vocabulary when we model Hurricanes or explain cell processes. Nevertheless, whatever model or explanation you come up with for Consciousness better square with those fundamental physics otherwise you're going to be in the crackpot territory. That's not Scientism, that's just a fact. >There's this tendency to divide ideas into two camps: "explained by our current understanding of physics" and "magic". Again, Quantum Mechanics, and the Standard Model (as well as the laws of Chemistry that abstract those) are not going away. Evolution and Natural Selection is not going away either. That constrains the kinds of explanations we will have for Consciousness. If you think understanding Consciousness will overturn either the Standard Model or Evolution, you're going to be very disappointed. Again, that's not Scientism, that's just a smart prediction. >But telling me that Strong AI will basically solve this issue (and that any protestation is an appeal to "magic") comes across as hand-waving I didn't say it will solve Conciousness. I think Conciousness is an ill-defined concept, but yet many people have very strong feelings about. I speculated we'd probably see it as such when (if) we are capable of building such a strong AI, probably before that.
- ellyagg 12y agoYou should try harder not to assume the people you're talking to are morons. The person you're debating doesn't think evolution is going away, not even a little bit, not even for a second. That you don't recognize this means you should be more charitable in understanding his point of view.
- macspoofing 12y ago>That you don't recognize this means you should be more charitable in understanding his point of view. Should that understanding have come before or after being accused of 'Scientism', which feels like an insult, but I can't be sure because I don't really know what that means in context. >The person you're debating doesn't think evolution is going away, not even a little bit, not even for a second. I didn't imply that he did. The point I was trying to get across is that there are some real constraints on the type of explanations we'll have with respect to Consciousness. We are not going to need unknown exotic physics to explain it, and whatever the answer is it will stay comfortably within the current Evolutionary framework. Obviously that could be wrong, but I wouldn't bet on it. This should not be a controversial statement.