On Tuesday, February 19, 2013 9:02:36 AM UTC-5, telmo_menezes wrote:
> On Tue, Feb 19, 2013 at 2:39 PM, Craig Weinberg
> > On Monday, February 18, 2013 9:30:49 PM UTC-5, stathisp wrote:
> >> There is no argument presented in this article. The stock market and
> >> and indeed most natural systems are chaotic, but that is not the same
> >> being not computable.
> > Yes, I posted it just to show that someone who works closely with both
> > neurology and consciousness professionally comes to the same conclusion
> > I have.
> One of the problems of relying on expert opinions is that, sometimes,
> it's hard to see clearly what someone is an expert at. I had a look at
> Nicolelis' lab publication list and there isn't anything there to
> suggest that they even look into the issue of consciousness. It's a
> lot of (interesting sounding) work on neural correlates for sensorial
> and motor activities, as well as applications. A few issues with his
If he is making mice conscious of infra-red light though, then I would say
he works with consciousness.
> - Just because the brain has a certain level of complexity, doesn't
> mean it has to. The brain is restricted by a fixed palette of
> evolutionary building blocks. It cannot take advantage of, say,
> sillicon chips. We can build machines that move faster and are simples
> than any animal, although there's evolutionary pressure for speed.
> Still, no animals with wheels;
> - There is no evolutionary pressure for good design;
> - There is no evolutionary pressure for understandability;
> > It seems like a handy thing to have when one is accused of being
> > ignorant of science or anti-science. It turns out that its only
> > that makes these kinds of accusation in this case.
> > As far as the stock market being computable, how would you go about
> > determining, for instance, whether or not I rebalance my 401k and on
> > day and time?
> The stock market is a bad comparison, because it is made of brains to
> begin with. So it's the same problem x10^10.
> > The brain has the same issue - you can't tell what it is going to do
> > the outside, because the behavior on the outside is often driven by the
> > story going on the inside - which cannot be known unless you too are on
> > inside.
> Why isn't a complete description of the brain state sufficient?
> (disregarding the necessary computational power)
Because each brain cell is a living organism in its own right. The brain is
a stock market of smaller brains.
> > Craig
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