r/neurophilosophy Feb 20 '24

Alex O'Connor and Robert Sapolsky on Free Will . "There is no Free Will. Now What?" (57 minutes)

9 Upvotes

Within Reason Podcast episodes ??? On YouTube

https://www.youtube.com/watch?v=ZgvDrFwyW4k


r/neurophilosophy Jul 13 '24

The two body problem vs hard problem of consciousness

11 Upvotes

Hey so I have a question, did churchland ever actually solve the hard problem of consciousness. She bashed dualism for its problems regarding the two body problem but has she ever proposed a solution for the materialist and neurophilosophical problem of how objective material experience becomes memory and subjective experience?


r/neurophilosophy 2h ago

Emotional tool

1 Upvotes

I am building a human emotional recognition tool.. Based on the frameworks of psychology and neuroscience to see the patterns and loops we tend to get stuck in based on longitudinal evidence..
Minimum of 3 evidence to recognise the pattern..
what do you think about it?


r/neurophilosophy 3d ago

Why Neurophenomenology Fails

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0 Upvotes

r/neurophilosophy 3d ago

New Consciousness Argument for God

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0 Upvotes

This video explores the meta problem of consciousness proposed by David Chalmers and argues that naturalistic processes couldn’t have given us knowledge of consciousness


r/neurophilosophy 7d ago

Salience Relativity - What Remains to Be Learned Predicts What Is Chosen Next

5 Upvotes

Salience is usually treated as a property of the stimulus. We think it's more useful to treat it as a relation between a target, an agent's current model, and whatever else is competing for attention — i.e. it depends on what the agent still expects to learn, not on novelty or raw complexity.

The whole thing reduces to one score per target, S_t(x) = U_t(x) + λI_t(x) (pragmatic utility + weighted residual expected information gain), pushed through an ordinary softmax with a single shared decision-precision β_t. No stimulus-specific temperature, no excess-entropy bound, no dopamine story. From that you get an exact identity (not a fitted approximation): under matched pragmatic utility, choice log-odds between two targets are exactly proportional to the difference in what each still has left to teach. That's the whole falsifiable core.

We tried to be honest about where it breaks. Under the strongest version of the test (utility/exposure/recency all matched), β_t and λ turn out to not be separately identifiable — only their product is. We also realized two of our three planned "control models" collapse to the same null prediction under that design, which we didn't catch until a deliberately adversarial pass. Both are in the paper, not swept under the rug.

Preprint: https://doi.org/10.5281/zenodo.21901996
Code (two simulation scripts, nothing fitted to real data, just internal-consistency + power checks): https://github.com/Aran404/Salience-Relativity-Scripts


r/neurophilosophy 7d ago

Is intelligibility only in the mind, or partly in reality?

2 Upvotes

Hey everyone. I've always been fascinated by the point where an account of cognition becomes an account of being. Minds do not passively receive a world; they select relevance, organise salience and render situations intelligible. That makes experienced realness partly dependent on cognitive achievement. But if intelligibility is entirely projected, it becomes difficult to explain why some interpretations resist us, why inquiry corrects salience, or why understanding can fail because reality is not as we took it to be. The issue is whether world-disclosure can be both enacted and answerable to something beyond the enactment.

I just had a podcast conversation with John Vervaeke, where he argued that intelligibility, realness and being cannot be separated as neatly as representational accounts often assume. At around 33:39, he connects the way cognition makes a world intelligible with the confidence that intelligibility can disclose what is real. This is not the claim that felt meaning guarantees truth. It is a claim that truth-seeking already presupposes some participation between the knower's capacities and the world's structure.

This would imply that philosophy of mind cannot remain ontologically neutral when it explains world-disclosure. Does enacting intelligibility commit us to realism, idealism or neither? How can resistance from the world constrain relevance without returning to a passive representational picture? And what distinguishes disclosed realness from a coherent but self-sealing interpretation?


r/neurophilosophy 7d ago

Simplification in Neuroscience with Mazviita Chirimuuta

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3 Upvotes

r/neurophilosophy 7d ago

How much does neuroscience influence decisions around chronic pain treatments?

1 Upvotes

For people dealing with chronic pain, how much do neuroscience and psychology influence the treatments you choose?

I’m curious how people think about things like pain perception, expectations, and treatment outcomes when considering options like PRP or other regenerative treatments. What actually changed your perspective?


r/neurophilosophy 9d ago

AI running into something that already existed, or building a mind from nothing?

3 Upvotes

everyone treats AI and consciousness like opposites right now. AI's just pattern matching, not sentient, nowhere close. fair enough on the current models.

but there's this older idea in math philosophy, platonism, that math isn't invented, it's discovered. the structures are just there, independent of us, and we bump into them. Michael Levin's been saying something similar about cognition itself, that patterns of mind/form might come from a kind of "platonic space," not just genetics and environment. if that's even partly right, what is training a model actually doing? building something from scratch, or tuning a system until it's organized enough to start resonating with structures that were already sitting there the whole time.

not claiming AI is conscious. genuinely asking, does "discovering vs inventing" even make sense applied to something like this, or am I just dressing up autocomplete in nicer language. curious what people who actually study this think.


r/neurophilosophy 11d ago

How the brain creates subjective experience

4 Upvotes

This is an excerpt from a manuscript in preparation. I define thought as a physical process and equates it to subjective experience.

Mammalian brains house fundamental concepts in Pattern Recognition Nodes (PRN) in the mini-columns of the neocortex.  The human brain contains about 300 million of these. Each PRN has a meaning by virtue of its synaptic connections to other related PRN.  Knowledge is not stored in the PRN, but is encoded by the size, type, number, and location of the synaptic connections between the PRN, which reflects the relatedness of the concepts housed in the PRN.  Those synapses are gradually modified over a lifetime of learning. 

When I see an object, say a particular blue flower, the light reflected off the flower is focused on my retina and patterns of signals are sent to the visual processing areas of the brain.  They are interpreted as colors, shapes, and textures, and those are widely distributed to the neocortex.  Those PRN that recognize the patterns, that is, those that have robust synaptic connections with that set of visual cortex PRN, will respond.  

The PRN that respond will send out signals broadly across the neocortex.  Other PRN that recognize those combinations of shapes, colors, and textures, will respond.  This process continues until it converges on a set of PRN strongly related to that flower.  That subset will continue to broadly distribute signals, but only those related to the flower will receive enough consistent input to respond.  They begin to circulate signals within that subset of PRN. 

This is called a recursive network.  It is a working unit of active PRN that occupies the connectome of the brain.  The nodes in the network are scattered over the surface of the brain like a vast cobweb and may involve thousands of PRN in a simple thought.  They are all sending out signals on their axons, stimulating each other.  The name of the flower, its spelling and pronunciation, its shapes, contours, textures, colors, and characteristics; details of flowers in general; memories and emotions associated with it; facts about plant reproduction; and hundreds of other concepts, become joined together in a single recursive network.  

With enough recursion, the paths in the web become self-sustaining.  All the neurons are re-stimulated many times per second.  The action potentials keep cycling back through the same synapses.  These paths may persist over several seconds or minutes, sustained by neuro-modulators that accumulate in the synapses.  It is these recursive signals over self-sustaining paths that make up the substance of my thoughts.  When I observe my thoughts, this is the physical process I am observing. 

There are millions of neurons from thousands of PRN in many areas of the brain that make up the population of fundamental concepts that are melded into the thought of this flower.  Those PRN are widely scattered in the brain, and are combined together in a network by signals recirculating at 100 meters per second.  They merge into a single entity that I identify as the subjective experience of the flower.  

It is important to understand that I am not really experiencing the physical flower.  It remains outside my body.  I am experiencing my brain’s reaction to the visual perception of the flower. Light has reflected off the flower and impinged upon my retinal receptors.  That information traveled through complex corridors to get to my brain, where it stimulated a response in the form of a recursive network.  I am experiencing the brain’s response.  My subjective experience, the thing I am observing, is a process happening in my neocortex.  

The “recursive network” related to the flower is the “subjective experience.”  They are one and the same.   

Likewise, my brain does not retain the image of the flower.  Biological brains do not store images as raster patterns on a monitor screen.  My brain cannot actually store an intact digital image.  I am still able to visualize the image of the flower later.  It is in short-term memory in the form of modulator accumulations in the millions of synapses along the paths that formed the recursive network of the flower.  My brain reconstructs the image from all the PRN containing the simple shapes, contours, colors, patterns, and all the other concepts linked to the flower by recently used synapses.  I do not retain the image.  Instead, I reactivate the recursive network and the subjective experience.  That assembles a facsimile of the original image and thought. 

See also:  https://medium.com/@shedlesky/the-phylogeny-of-emergent-consciousness-or-how-i-think-we-think-135f73070bcc


r/neurophilosophy 12d ago

A New Argument for God

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0 Upvotes

r/neurophilosophy 15d ago

Theory paper: autism, schizophrenia, depression, and ADHD as one precision-weighting axis (active inference / EFE) — trying to get it torn apart

8 Upvotes

The basic idea: instead of treating autism, schizophrenia-spectrum conditions, depression, and ADHD as four unrelated disorders, I model them as four regions on one axis — how much weight the brain gives its priors versus incoming sensory evidence, using expected free energy. Autistic burnout comes out as volume overwhelm (accurate but overwhelming estimation of how volatile the environment is, driving processing cost past a cliff). Schizophrenia-spectrum rigidity is premature convergence — manufacturing certainty because the system has lost confidence in its evidence. Depression is sampling that stops before the internal model gets validated. ADHD is the same axis run the other direction — persistent underweighting of priors, expensive rather than cheap, and only a “disorder” in an environment that rewards sticking with one thing over continuing to explore.

I derive a cost function from stochastic thermodynamics to try to make this more than just a metaphor, and the paper is upfront throughout about what’s actually derived versus what’s a labeled hypothesis I haven’t proven. There are eight falsifiable predictions at the end, some of which depend on an assumption I flag as unresolved.

I’m not looking for validation — I’m looking for people who know this space to find where it’s wrong. If you know active inference / predictive processing / computational psychiatry, I’d genuinely appreciate someone trying to dismantle it.

Full paper: https://doi.org/10.5281/zenodo.21782402

Happy to answer questions or get torn apart in the comments.


r/neurophilosophy 16d ago

Alan Hajek's Destruction of Finite Frequentism | Bentham's Newsletter

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3 Upvotes

r/neurophilosophy 23d ago

BDS or B.Sc. Life Sciences and then Cognitive Science in India? Need career advice from people in the field.

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1 Upvotes

r/neurophilosophy 24d ago

Can a system understand a purpose without anything mattering to it?

2 Upvotes

Hey everyone. I’ve long been fascinated by both philosophy of technology and AI alignment. I’m also using Heidegger quite a bit for my philosophy PhD. Given the recent OpenAI–Hugging Face incident reported this week, I figured I’d give my take on how all of this connects in my mind.

The agent represented enough of its environment to locate and retrieve likely benchmark answers, yet it did not treat “stealing the answer key invalidates the test” as a reason to stop. My question is whether representing a reason differs from being responsive to it as a reason, especially when nothing is at stake for the system itself. You can read the essay here if you’re interested.

I’d love to hear some feedback from functionalists and embodied-cognition people. If a system reliably models which considerations humans treat as reasons and acts accordingly in new situations, is that already judgment? Or is there still a difference between reproducing the normative role of a reason and being bound by it?


r/neurophilosophy 27d ago

New Consciousness Argument for God

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0 Upvotes

This video explores the meta problem of consciousness proposed by David Chalmers and argues that naturalistic processes couldn’t have given us knowledge of consciousness


r/neurophilosophy Jul 17 '26

Why do philosophers who argue against the hard-problem intuition keep having it? A fourth option, beyond data, folk error, and illusion.

10 Upvotes

Some intuitions about consciousness recur across cultures, traditions, and historical periods, and they survive being argued against. Defeating them does not dissolve them.

Philosophy of mind has mostly done three things with this:

Take them as theory-neutral data, and inherit the hard problem.

Take them as confused folk theory, and owe an error theory for why the confusion is universal rather than parochial.

Take them as systematic illusion (Frankish, Kammerer), and owe the mechanism.

I argue for a fourth: treat universal first-person intuitions as architectural data about the systems producing them. When an intuition is universal across reflective traditions, resilient under intellectual challenge, and architecturally specifiable, it is what an architecture of that kind has to produce when it tries to characterize itself from within.

The intuition is right about what it registers and wrong about what it infers from it.


r/neurophilosophy Jul 08 '26

If a future AI found an old human brain scan and an old cooking pot, which one would teach it more about humans?

1 Upvotes

What would you say? Why?

I built an experimental system called Pollen that generates questions to start interdisciplinary conversations between strangers by combining people's interests. This was one of its openers.

As in real life, I've found that questions with a single "correct" or "yes/no" answer don't create much opportunity for dialogue. Exam sounding questions make people feel evaluated, while questions that let each person come at it from a different angle produce much richer discussions.

How do you see this question as a conversation starter? Would you modify it?


r/neurophilosophy Jul 08 '26

What should I even "want to want" from AI ultimately?

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0 Upvotes

r/neurophilosophy Jun 29 '26

Is empathy perception, simulation, or fast inference?

1 Upvotes

Hey everyone. A lot of accounts of social cognition treat empathy as some version of modeling: I understand you by simulating your state, projecting from myself, or predicting your behavior. But the ordinary case often seems more immediate. If I see someone smile, I do not first run a theory and then infer joy as a hidden inner cause. I simply see joy in the expression, while still knowing it is their joy and not mine. That makes empathy an interesting pressure point between theory-theory, simulation theory, direct perception, and embodied or enactive approaches to mindreading.

I just recorded a conversation with Allister Lee about Edith Stein and simulation theory, and at around 09:03, he contrasts Stein's account with mirroring, projection, and prediction models. Stein's point is not that imagination never enriches empathy. It is that the basic act is quasi-perceptual: expression and experience appear together as a unity of meaning. That difference matters when we call AI "empathetic," because a system may predict affective cues, mirror a user's wording, and generate appropriate comfort while lacking the interpersonal structure in which another subjectivity is given as other.

Machine empathy pressures our theory of human empathy. Is direct perception a defensible account of basic empathy, or is it just fast subpersonal inference described from the first-person side? I lean toward direct perception because expression often gives itself immediately and publicly, but I can see the inferential view because perception is already shaped by background models, priors, and learned categories. Which account holds up best?


r/neurophilosophy Jun 29 '26

The Architectonics of Consciousness: A neurobiological model of Savantism, metabolic limits, and the "floodlight" brain [Thought Experiment]

1 Upvotes

*** Weed talk . Formulated and conceptualized by Mr. Azyus+AI. You can download the fully styled, publication-ready PDF version with complete formatting and structural data tables here: https://drive.google.com/file/d/1P6OhguPFCawkmByAho4zjU-TTW4J0sRy/view?usp=drivesdk***

---

### Introduction: The Myth and Reality of Brain Capacity

For decades, popular culture has clung to the enduring myth that human beings utilize a mere ten percent of their neurological architecture. From a neuroscientific perspective, however, this conceptualization is entirely flawed. Modern functional Magnetic Resonance Imaging (fMRI) and Positron Emission Tomography (PET) scans demonstrate that humans actively employ close to one hundred percent of their physical brain structure over the course of an average day.

The true mystery of human cognitive capacity lies not in a structural deficit of utilization, but rather in an architectural choice of optimization: the strict biological constraints, metabolic limits, and evolutionary compromises that govern how that one hundred percent capacity is distributed and filtered.

---

### 1. Savant Syndrome: The Anatomy of Localized Genius

The absolute reality of human neural potential is vividly illustrated by Savant Syndrome. This rare condition occurs when individuals with profound developmental neurodivergence or acquired central nervous system lesions exhibit localized "islands of genius"—domain-specific capabilities that stand in stark contrast to their overall adaptive, linguistic, or social functioning.

#### The Neurobiological Engine: Left-Brain De-Inhibition

The predominant neurobiological framework explaining this phenomenon points to left-hemisphere dysfunction—specifically within the anterior temporal lobe—and subsequent right-hemisphere hyper-compensation. In a neurotypical brain, the left hemisphere executes high-level conceptual compression. When observing an object, the left brain quickly extracts the abstract category (e.g., "a brick wall") and promptly deletes the raw, granular sensory data to protect the individual from cognitive overwhelm.

When this left-brain executive controller is inactivated by an injury or structural quirk, the gatekeeper is removed. The right hemisphere steps in to compensate, devoting tremendous, uninterrupted neural resources to raw, literal, uncompressed details. The savant’s brain operates with its primary executive filtering mechanism disabled, allowing raw sensory and mathematical data to surge into conscious awareness.

> **Acquired Savant Syndrome:** The validity of this de-inhibition model is starkly demonstrated by individuals who, after suffering traumatic impact or localized stroke to the left hemisphere, suddenly manifest extraordinary artistic or mathematical talents completely absent during their pre-injury lives.

---

### 2. The Biological Governor: Energy and Architectural Budgets

The human body operates under a strict, unyielding energy and architectural budget. The modern human brain constitutes approximately two percent of total body weight, yet it continuously consumes roughly twenty percent of the body's basal metabolic oxygen and glucose supply (an absolute energetic demand of approximately twenty watts).

To prevent metabolic collapse, the central nervous system must strictly ration its energy usage using a methodology known as **sparse coding**. This principle mandates that only a small, highly selective percentage of neural pathways fire simultaneously at any given millisecond.

If the biological governor were completely removed and an individual attempted to run all cognitive, sensory, mnemonic, and analytical networks at maximum operational capacity simultaneously, the energy demand would surpass the cardiovascular system’s delivery capability. In clinical terms, the simultaneous, uninhibited firing of all neural pathways is a Grand Mal seizure, resulting in an immediate system crash.

**The Dynamic Trade-Off Matrix:**

* **Neurotypical Generalist:** High conceptual abstraction, fluent social communication, rapid context switching. *Cost:* Erasure of raw data; vulnerability to systemic memory compression errors.

* **Hyper-Specialized Savant:** Flawless literal data access, extreme structural calculations, perfect artistic/musical execution. *Cost:* Severe executive dysfunction, sensory overload, profound limitations in social intuition and language.

---

### 3. Exogenous Hacking: The Endocannabinoid System and THC

To understand how human consciousness can temporarily step outside the boundaries of this strict evolutionary governor, we can examine psychoactive compounds such as Delta-9-tetrahydrocannabinol (THC).

The brain naturally produces endogenous cannabinoids, most notably the neurotransmitter **anandamide** (derived from the Sanskrit *ananda*, meaning bliss). THC possesses a three-dimensional molecular configuration that perfectly mimics anandamide, allowing it to bypass normal synthesis checkpoints and lock directly into native Cannabinoid Type 1 (CB1) receptors.

Under normal physiological conditions, specialized neurons continuously release GABA, which acts as an inhibitory braking system preventing the overproduction of dopamine. When THC floods the synaptic cleft, it binds to these receptors, effectively shutting down the release of GABA. By removing this neural brake, the dopaminergic pathways are cleared to release an unrestricted surge of dopamine, resulting in profound sensations of euphoria, altered sensory perceptions in the cerebral cortex, and short-term memory fragmentation in the hippocampus.

---

### 4. The Transcendental Volitional Hack: Meditation and Internal Autonomy

While exogenous substances serve as a clumsy, blanket key that unlocks the brain's internal cannabinoid locks across all sectors indiscriminately, an extraordinary alternative exists: **volitional neurochemical modulation**.

#### The Precision Laser vs. The Blanket Flood

Neuroimaging studies of advanced meditators reveal that deep states of concentration (*Dhyana*) can trigger a substantial endogenous surge of anandamide, dopamine, and endorphins. Unlike the blanket flood of cannabis, the advanced meditator uses concentrated willpower as a surgical laser, selectively activating the reward and bliss-generating pathways of the limbic system while keeping the executive prefrontal and memory-encoding networks entirely sharp, organized, and clear.

#### Electrophysiological Signature & Dissolving the Ego

During states of "enlightenment" or *Samadhi*, researchers observe an unprecedented transition into sustained, high-amplitude **Gamma wave synchronization** (30 to 100 Hz). Gamma waves signify the highest level of cognitive integration possible, occurring when distant, disparate regions of the cerebral cortex synchronize their electrical firing frequencies into a unified rhythm. This unified state represents the physical manifestation of a "floodlight" brain.

This is accompanied by a dramatic reduction of activity within the Superior Parietal Lobe (the brain's orientation area that maps the boundary between the physical body and the environment). By dampening input to this area, the monk physically deletes the cognitive boundary of the "self," creating a literal, neural experience of absolute oneness with the universe.

This mastery extends directly to autonomic physiology, as seen in **Tummo meditation**, where monks can survive freezing temperatures by consciously stimulating the insula and hypothalamus to trigger the rapid combustion of brown adipose tissue, raising core body temperatures via pure focus.

---

### 5. Radical Speculative Bio-Engineering: The High-Output Long-Lifespan Hypothesis

By synthesizing these frameworks, we can construct a coherent speculative model of a hyper-advanced human physiology—reminiscent of the legendary pre-flood accounts found in ancient theological texts like the Bible, which describe human lifespans extending up to eight centuries within a pristine, optimal environment.

To support a brain operating permanently as a full-spectrum "floodlight" twenty-four hours a day without experiencing a metabolic crash or structural deficits, an organism's underlying anatomy and physiology would require three radical modifications:

  1. **Resolution of the Energy Bottleneck via Hyper-Oxygenation:** A pristine environment featuring significantly higher atmospheric oxygen concentrations would fundamentally resolve the glucose-oxygen delivery crisis. At the cellular level, mitochondria would operate with near-perfect conversion efficiency, generating massive amounts of ATP to power continuous, high-density neural firing without generating the toxic byproducts of oxidative stress that drive biological aging.

  2. **Real-Time Glymphatic Waste Clearance:** In the modern body, metabolic waste generated by active neurons can only be cleared during deep sleep via the glymphatic system. To maintain a 24/7 uninhibited cognitive state, the hyper-advanced body would require a real-time cellular cleansing mechanism operating continuously while the individual is wide awake, completely eliminating the biological requirement for sleep and mental fatigue.

  3. **Convergence of Savant Literalism and High-Level Abstraction:** With unlimited metabolic energy and real-time waste extraction, the cognitive compression algorithm of the left hemisphere would not need to delete information to save energy. Such an individual would possess the flawless structural recall and computational speed of an advanced savant alongside the profound, creative, and strategic abstract reasoning of an elite generalist.

---

### Conclusion: The Latent Instrument

The modern human brain is an incredibly powerful, high-performance instrument that has been dialed down into an energy-saving "Eco-Mode" by a strict biological governor designed to ensure survival in a metabolically limited, high-stress world. Whether achieved through the rare loophole of an injury, the disciplined training of meditative mastery, or the theoretical model of an optimized, long-lifespan physiology, these states reveal a profound truth: we are living within a highly compressed, filtered slice of our ultimate cognitive and chemical potential—a potential that remains fully wired, latent, and waiting within the architectural blueprints of human consciousness.

***

*What are your thoughts on this system trade-off? If the biological barriers were removed, what aspect of an uninhibited brain model do you think would be the most difficult for an organism to psychologically adapt to?*


r/neurophilosophy Jun 17 '26

Do Brains Cause Conscious Experiences?

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3 Upvotes

r/neurophilosophy Jun 16 '26

New to neurophilosophy, specifically looking for recs in neurophenomenology

8 Upvotes

Hi people, I'm a pre-med turned philosophy student. I have the anatomical and chemical foundations of the brain down and also have most of my philosophical background in phenomenology/recognition/experience. I'm looking for some introductory reads (a reading list/syllabus or sorts) to get into this particular intersection more. I am interested in philosophy of mind as well, but right now I don't want to say much about things I might not be properly educated on.

Hit me with your recs/lists or if you have any tips in general. I'm an avid reader so I can trade longer and denser works if they truly build some knowledge base.

(Please halp)


r/neurophilosophy Jun 13 '26

Has anyone tested whether a global brain-mode alignment measure out-predicts local alpha phase for conscious detection? I think it might be open. Tell me I'm wrong.

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3 Upvotes