[HN Gopher] The Human Brain in Numbers: A Linearly Scaled-Up Pri...
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       The Human Brain in Numbers: A Linearly Scaled-Up Primate Brain
       (2009)
        
       Author : graderjs
       Score  : 38 points
       Date   : 2021-07-31 14:35 UTC (8 hours ago)
        
 (HTM) web link (www.ncbi.nlm.nih.gov)
 (TXT) w3m dump (www.ncbi.nlm.nih.gov)
        
       | Razengan wrote:
       | So maybe it's not really about the hardware after all, but the
       | software?
       | 
       | e.g. Linux vs Windows on the same computer.
        
       | graderjs wrote:
       | So, basically, it's an ape brain. Figures. That's why we do so
       | much ape brain shit, around the world. We don't need complex
       | theories to explain why the world is, in some respects, a violent
       | mess, we just need to look at how primates behave in the wild: do
       | they live peaceful lives in the abundance of space they have in
       | the forest? Nope. They divide up that space into little areas,
       | form tribes, and then go attack and raid other areas and other
       | groups: killing, maiming, raping, eating babies. All ape-brain
       | shit. And we humans do basically the same thing, but we need
       | "intelligence" and "sophisticated technology" to inform our
       | "military strategies". But it's all ape brain shit. All the crime
       | we have: ape brain shit. And even all the online warring, all the
       | Twitter mobs, and MeToo movements, and fake left extremism and
       | fake right extremism, all that stuff, forming little tribes, and
       | going and attacking and raiding others. Dividing up the abundance
       | of free space, but this time, ideological space, and going to
       | attack and raid other ideological spaces, rather than just living
       | in the peace and harmony that would be possible if it weren't for
       | our human nature: ape brain shit. Just sublimated from "real
       | violence" into ideological, emotional, reputational, verbal
       | violence. But all those ideological warriors love to pretend they
       | are so much better than all the rapists and murderers and war
       | mongers and child molesters and all the other bad things on
       | planet Earth. But they're all just doing the same thing, driven
       | by the same bullshit force: ape brain shit. We don't need complex
       | theories to explain the state of the world, it's just human
       | nature. It's all just fucking human nature. What the fuck is
       | wrong with the world? Ape brain shit. Human nature. That's it.
        
         | agumonkey wrote:
         | isn't it 'life form shit' mostly ? territorialism is survival
         | trick #2
        
           | bmitc wrote:
           | Orcas are highly intelligent beings who do not seem to
           | commonly engage, if at all, in territorial violence. They say
           | "you eat that and I'll eat this".
        
             | agumonkey wrote:
             | that's a cool fact I didn't know but that one species with
             | itself, I was more general, life is about finding your own
             | needs in space, at one point you'll have to push someone
             | else off a chair
        
         | jawarner wrote:
         | I'd go a step further and ask if our online interactions are
         | really simulating ape tribes. The social and emotional dynamics
         | online do not really substitute for real human relationships.
         | Though they do serve some emotional needs, our social circuitry
         | is hacked in a way by technology. We are set up to engage in an
         | ideological discourse that leads to conflict. Not all human
         | tribes engage in war; there is an ecological condition that
         | triggers this impulse. Our digital ecology is not designed to
         | be aligned with our well-being, but instead aligned with the
         | interests of a capitalist system. In general, substances can be
         | marketed which hack the human system and addict them to habits
         | counter to their own well-being --- for instance, narcotics.
         | Technology can be made to work harmoniously with human social
         | orders, but doing so requires a strong model of human behavior
         | in societies.
        
           | agumonkey wrote:
           | I thought about it a lot, because I used to be a complete
           | recluse, avoidant, loner.. growing up half a nerd I spent a
           | lot of time living online. When I tried to go back to a more
           | normal social life, I realized a few differences:
           | 
           | - online is way less intense, people assume disconnected
           | chats, and transient random strangers coming on and off. face
           | to face less so, if you speak to someone you don't quit all
           | of a sudden for instance, you have to communicate more.
           | 
           | - physical proximity matters a lot, you don't let people you
           | don't like close, safety reflex ? some form of subconscious
           | emotional match ? still, if you let someone close to you in
           | the real world it's a lot more impacting (IMO) than even the
           | closest people you get online.
           | 
           | - I also feel that in real life you're naturally more social,
           | you don't approach strangers like on a comment thread, trying
           | to debate intense polemics out of the blue. It can happen in
           | the street or at a bar, but most of the time people try to
           | find nice stuff to bond around. digital makes some slightly
           | egotistic part of us shine stronger.
        
         | wincy wrote:
         | We need less Chimp brain and more Bonobo brain. We'd all be
         | having a better time.
        
           | tibbydudeza wrote:
           | Yes we all can do with more transactional sex.
        
         | simonh wrote:
         | Well, we only just recently developed a technological society,
         | in evolutionary terms. Therefore were at the lower bound of
         | being able to do so, otherwise wed have done it sooner.
        
           | whatshisface wrote:
           | That may be true, but it may also be true that systemic
           | constraints (availability of arable land, climate, population
           | density, the slow inter-generational process of plant and
           | animal domestication that makes agriculture economical), held
           | humanity back longer than would have been possible if
           | millions of cavemen were appeared overnight in the Indus
           | valley with modern wheat in hand.
        
           | ASalazarMX wrote:
           | This is humbling thought.
        
       | 34qlgkaer wrote:
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       | plank wrote:
       | Read it. Astonishing to not read what I would have expected:
       | larger animals may have larger brains then smaller animals as an
       | extra gram of brain has a smaller impact on e.g. the amount of
       | energy to keep it working. (To clarify: suppose a powerlaw
       | exists: to be equally 'smart' one needs a brain the weight of
       | A*(mass)^B, with A and B constants, e.g. B being 0.3. The 'cost'
       | of having that brain is then much smaller for a large animal, so
       | it can grow a larger brain without the energy needed to keep it
       | going being (percentage wise) larger then the smaller animal.)
       | 
       | And how about evolution: that really smart fish with twice the
       | brainpower of the equally sized fish just vanished, as it did not
       | compete energy wise with its competition.
       | 
       | Indeed, humans may be special in that babies are more and more
       | just enough developed to be born, so that they just can be born
       | through normal labour.
       | 
       | These two simple notions (perhaps not explained perfectly in a
       | single comment) are absent from the article, and hence I felt
       | something missing;-)
        
         | wincy wrote:
         | With C-Sections there's a good chance that like bulldogs, human
         | beings are freed to have as big a brain as possible, so maybe
         | we'll see an increase in brain sizes in the next thousand years
         | for human beings.
         | 
         | Where a hundred years ago the mother an infant with a giant
         | cranium would have just died, now the pregnancy can be viable.
        
         | joshmarlow wrote:
         | > Indeed, humans may be special in that babies are more and
         | more just enough developed to be born, so that they just can be
         | born through normal labour.
         | 
         | I think a corollary of this is maybe the simplest (while still
         | compelling) argument for the possibility of greater than human
         | intelligence (be it alien, modified human, AI, etc).
         | 
         | For it to be true that greater than human intelligence is
         | impossible, all of the following would have to be true:
         | 
         | 1) after some point, bigger brains have diminishing returns wrt
         | intelligence 2) the maximum beneficial brain size just happens
         | to fit through a primate pelvis modified for an upright walking
         | gate 3) the maximum beneficial brain size can be competitively
         | powered by a hunter gatherer diet
         | 
         | To me, that seems like a very unlikely conjunction!
        
           | bmitc wrote:
           | > 2) the maximum beneficial brain size just happens to fit
           | through a primate pelvis modified for an upright walking gate
           | 
           | I'm not sure that's a given. Whales and dolphins,
           | particularly orcas are counter examples.
        
       | ffflk3 wrote:
       | I hope Fauci gets a five iron to the head walking home today.
        
       | AbrahamParangi wrote:
       | Fascinating. I'm reminded of the bitter lesson* from AI, which is
       | that the scale of computation is really the only thing that
       | matters.
       | 
       | *http://incompleteideas.net/IncIdeas/BitterLesson.html
        
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       (page generated 2021-07-31 23:01 UTC)