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I attempted to sidestep all of that by not discussing consciousness, the brain, or neurons in my follow-up at all. But instead, some hypothetical mathematical p
by russdill 4y ago
I attempted to sidestep all of that by not discussing consciousness, the brain, or neurons in my follow-up at all. But instead, some hypothetical mathematical problem. I don't know, let's say the existence of a polygon of N sides that can tile an infinite plane as a completely made up problem. Someone generates a computer program that for any given N, can generate some complex shape polygon that can tile the infinite plane. Probably a bad example, but whatever.
Even though you don't understand the program, don't know how it works, etc, you know that the solution to the problem is one that's computable, because you can see that a solution can be provided by something that is limited by computability. You might be totally incredulous that the problem could be solved by computation alone, but all you need is a single counter example.
- zarmin 4y agoBut framing it as a problem (or program) is begging the question; I'm arguing that it is not a computation.
- russdill 4y agoWhich necessitates that somehow, there's some law of physics important to operation in the brain who's effects aren't computable. Yes?
- zarmin 4y agoNot exactly. I am saying that consciousness is fundamental; that matter, physics, our brains, etc emerge from consciousness. Physics is the OS, consciousness is the transistors/electricity, and we are conscious agents (to borrow a term from Donald Hoffman) using the OS. So, instead of the physicalist paradigm of Physics -> Chemistry -> Biology -> Psychology -> Consciousness it is the idealist paradigm of Consciousness -> Physics -> Chemistry -> Biology -> Psychology
- russdill 4y agoThat doesn't change the question though. We don't know how many layers are beneath the known laws of physics. Who knows, one of them could be consciousness. Maybe it's turtles all the way down. They question remains. Can you provide a direct answer? If we measured all the particles in the brain, would they be operating in a way not compatible with the currently known laws of physics?
- zarmin 4y ago>If we measured all the particles in the brain, would they be operating in a way not compatible with the currently known laws of physics? Their operation would be perfectly compatible with the known laws of physics. But their operation is _not_ thinking itself, it's what thinking looks like when observed across a dissociative boundary. If I am sad, and you look at my face and see tears, you would never think that the tears were my sadness itself; they are a representation, an image, of the sadness. Tears are what sadness looks like from across that boundary. I experience sadness from a first-person perspective, you see my tears from a second-person perspective, across a dissociative boundary. So, you can measure electrical activity in your brain when you are thinking thoughts, but that activity is not your thoughts, in the same way that flames are the image of fire but they are not fire itself. Neuronal activity is the image of thought, it is what your thoughts look like from across a dissociative boundary.
- russdill 4y agoOkay, so if I use the laws of physics to simulate a human brain, it will behave exactly like a human brain in the real world. Will it also be conscious and experience sadness?
- zarmin 4y ago>Will it also be conscious and experience sadness? Imagine you are programming an AI simulation. You could train a detector to associate a certain wavelength with a certain color. When shown a red light, the AI could say "that is red", because it correctly identified the wavelength. But it would never know what it feels like to see red, right? This is similar to how a blind person cannot know what it feels like to see red, but they can intellectually understand that it is an oscillation of 4.3*10^14 cycles per second. A different example: you could train an AI to recognize 10,000 songs. It would listen to the frequencies and patterns, and make an identification. In both of these cases, we have quantity as the input and output. If after training, you asked the AI to identify the first song it was trained on, would the AI experience nostalgia? Would there be a way the AI "feels" about the song? We can probably both agree that the answer would be no. For the same reasons, the answer to your question is also no. (edited for clarity)