Brains aren’t computers.
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Brains aren’t computers.
It’s self-evident:
🤖 Computers (even primitive ones) can do a lot of stuff that no brain can.
🧠 Brains (even primitive ones) can do a lot of stuff no computer can.You know what’s really interesting?
That brains never evolved to be really fast and precise calculating things—which is exactly the raison d’être for computers.
(It’s either not necessary for consciousness or maybe actively detrimental to it?)
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Brains aren’t computers.
It’s self-evident:
🤖 Computers (even primitive ones) can do a lot of stuff that no brain can.
🧠 Brains (even primitive ones) can do a lot of stuff no computer can.You know what’s really interesting?
That brains never evolved to be really fast and precise calculating things—which is exactly the raison d’être for computers.
(It’s either not necessary for consciousness or maybe actively detrimental to it?)
@thomasfuchs what do you mean by "computer"? A Turing machine? A Von Neumann device? Any physical system that performs computations?
It's pretty clear that a cat's brain is not literally a Dell XPS 13. But it sounds like is that you have a definition of "computer" that excludes brains.
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@thomasfuchs what do you mean by "computer"? A Turing machine? A Von Neumann device? Any physical system that performs computations?
It's pretty clear that a cat's brain is not literally a Dell XPS 13. But it sounds like is that you have a definition of "computer" that excludes brains.
@evan Wikipedia: "A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation)."
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@evan Wikipedia: "A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation)."
@freakazoid @thomasfuchs yeah, the first word, 'machine', is enough. Brains are grown, not made (yet).
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@freakazoid @thomasfuchs yeah, the first word, 'machine', is enough. Brains are grown, not made (yet).
@evan I'm willing to discard "machine", but for me the central question is: can we construct something that works sufficiently like the brain that it can replace humans in complex tasks?
The human brain is the most complex structure in the known universe. It is the product of 4 billion years of evolution, the last couple million of which happened in the context of groups that were hunting big game and killing one another. In a multiverse (see anthropic principle) where that process only needed to produce "us" once.
We can't even simulate a brain. To think we can construct something with similar functionality despite that requires believing most of that complexity is incidental or can be produced through some relatively simple optimization procedure. Both of which are huge leaps unjustified by any evidence. All we've managed to show is that humans have a strong tendency to anthropomorphize, which of course we already knew.
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@evan I'm willing to discard "machine", but for me the central question is: can we construct something that works sufficiently like the brain that it can replace humans in complex tasks?
The human brain is the most complex structure in the known universe. It is the product of 4 billion years of evolution, the last couple million of which happened in the context of groups that were hunting big game and killing one another. In a multiverse (see anthropic principle) where that process only needed to produce "us" once.
We can't even simulate a brain. To think we can construct something with similar functionality despite that requires believing most of that complexity is incidental or can be produced through some relatively simple optimization procedure. Both of which are huge leaps unjustified by any evidence. All we've managed to show is that humans have a strong tendency to anthropomorphize, which of course we already knew.
@freakazoid I don't think that was @thomasfuchs 's central question.