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SwellJoe 18 hours ago

I think we agree?

What moat? You answered yourself: "capital intensive"

But, history says the supercomputer of today will fit in your pocket in a few years.

They've bought up all the RAM and GPUs, which pushes the capital requirements upward for everyone else. But, they can't corner the market forever, there are too many competing interests. AMD and Intel keep making new GPUs and APUs. The memory makers can't just sell to only AI companies forever, if they do Chinese manufacturers will move in and eventually eat them from below (as has happened many times before).

They have a moat today, and it's just that it's really expensive to train and host frontier models, especially at commercial scale. It used to be there was also some secret sauce to making it fast and efficient. But, secret sauce is being published daily by all sorts of researchers, folks are figuring out how to do more with less and it often finds its way into llama.cpp or vLLM or SGLang within days or weeks.

theLiminator 18 hours ago | parent | next [-]

> But, history says the supercomputer of today will fit in your pocket in a few years.

I don't think this will be true in the same time span anymore. Each miniaturization is costing more and more money.

Perhaps they'll come up with exotic fundamental improvements, but I don't think the rate of improvement of compute/watt will match the previous decades.

SwellJoe 17 hours ago | parent | next [-]

Yeah, that's probably true, but we're also seeing that there's still tons of inefficiencies in how LLMs are being run. Seems like every couple months there's some new technique to squeeze more performance out of less hardware. KV caching improvements, fast attention, speculative decoding, dynamic quantization, quantization aware training, etc.

That said, I recently replaced my five year old self-built PC (with a top-of-the-line desktop CPU, chipset, memory, and GPU of the time) with a new everything-the-best build, and while it's clear we're not keeping up with Moore's Law anymore, it's still 4-5 times faster for compute-intensive stuff, especially parallelizable tasks. We're still getting faster/cheaper. So, the time scale is maybe ten years rather than five.

ethbr1 5 hours ago | parent [-]

It's highly unlikely AI inference doesn't follow the same path as general purpose computing: variety and innovations in software lead to standardization on highest performance approaches.

As that transition happens, hardware evolves from general purpose (because nobody knows what's needed and hardware design is slow) to fixed function high performance (once requirements are better defined).

GPUs (and TPUs) are a weird middle-ground here, as they're already fairly specialized, but I wouldn't bet against next gen AI inference-optimized hardware architectures dominating that use case in ~10 years if the pace of AI arch tweaking slows.

The efficiency/power/cost gains from fixed function optimization are always too great, and the only thing that holds that approach back is rapidly mutating requirements.

pixl97 17 hours ago | parent | prev | next [-]

Really the biggest concerns are not computers getting spectacularly faster, but 'intelligence' algorithms getting orders of magnitude better.

Drop the power requirements 1000 fold, and yea you will be able to make your own SOTA model on the cheap. The problem is the person that has a few exaflops of power will still leave you in the dust in the intelligence explosion that would happen after an event like this.

mlyle 14 hours ago | parent [-]

Depends upon the intelligence vs compute scaling law— which I think no one really knows. Pretty likely to be some degree of diminishing returns, but how much? Is it logarithmic, inverse quadratic, …

If training models gets way cheaper, I would expect the diminishing returns to get steeper too.

pixl97 3 hours ago | parent | next [-]

And you're right, no one has any clue what the limits of intelligence are. Though to me it seems odd that humanity has reached the pinnacle of it in the last million years or so after a few billion years of lifes development. Just seems improbable we are close to the limits.

trhway 11 hours ago | parent | prev [-]

>Pretty likely to be some degree of diminishing returns

intelligence may be different. If we look at biological brains - do we get diminishing returns or completely opposite scaling law when we compare our brain against say gorilla's ?

Vetch 7 hours ago | parent [-]

Interesting thought to consider in principle but fails because gorilla brains continued to evolve too, just along a different path. They're not snapshots of ancestral species locked in time.

hedora 2 hours ago | parent [-]

Also, it’s definitely diminishing returns, by weight, at least.

Architecture / biological structure matters more.

I’d expect weight and wattage to be proportional for animals, at least.

KeplerBoy 4 hours ago | parent | prev | next [-]

That has never been true, unfortunately. The 2005 top500 was led by bluegene/L achieving 280 FP64 TFlop/s.

Apple is talking about 17.5 FP16 TFlop/s on the iphone 17 neural engine. So 20 years later we are still nowhere near, not even at reduced precision.

hedora an hour ago | parent | next [-]

That’s a factor of 10-20.

You can get an SoC that does 126 TOPs (strix halo) in tablet form factor, which is a factor of two. (I’ll count them as equivalent ops, since software couldn’t low precision floating point back then). So, not quite “pocket”, but probably “purse” and certainly backpack.

CooCooCaCha 4 hours ago | parent | prev [-]

Because we’ve been able to spend more and more on the next miniaturization. That does not seem infinitely sustainable or even physically possible to sustain indefinitely.

altcognito 16 hours ago | parent | prev | next [-]

Single clock speed hasn't had much of an upgrade, but the architecture for doing exactly what they are doing? That will improve for at least 5-10 years. There are both huge power gains from Processing in Memory (PIM) chips (70-80% discount in energy), and improvements to engineering to make memory cheaper and cheaper.

theLiminator 12 hours ago | parent [-]

Yes, I'm talking about a supercomputer from today in your pocket. That probably requires at least 5000x perf/watt if not even more.

hedora 2 hours ago | parent [-]

That’s only two order of magnitude software optimizations, a bunch of plus delta’s, and one order of magnitude on hw.

I’d give that over 50% odds of happening in the next few years.

theLiminator 20 minutes ago | parent [-]

I don't disbelieve a 5000x speedup is possible, I disbelieve that a modern day supercomputer will fit in your pocket in even the next 10 years.

4 hours ago | parent | prev | next [-]
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christkv 5 hours ago | parent | prev | next [-]

In five years I think you will be able to train a frontier modem for much less money than today and the power hungry hardware of today will be cheap second hand due to the power usage.

ethbr1 5 hours ago | parent [-]

There are probably better ways to communicate across a wire than having an LLM voltage-bang, but it's certainly an interesting use case.

DeathArrow 12 hours ago | parent | prev [-]

>but I don't think the rate of improvement of compute/watt will match the previous decades.

Unless we invest heavily in research and find new way to do chips. But I think there's not enough motivation and money to do that.

SwellJoe 9 hours ago | parent [-]

There's literally never been more money being thrown at that problem.

windowshopping 14 hours ago | parent | prev | next [-]

> I think we agree?

That is such a crazy way to start a response to someone trying to argue with you. I should try this. That's amazing. I know you didn't mean it as a trick, at least I'm pretty sure you meant it sincerely, but I'm just struck by the power of it to defuse and redirect the conversation. And this was a very low-grade example, but I could imagine this being useful in much more heated contexts.

hedora an hour ago | parent | next [-]

In fairness I completely agree with 99% of their comment.

I was nitpicking the use of the word “moat”. For it to be a moat, it’d need to be more expensive to traverse than to build.

Instead, the big AI firms are trying to create a monopoly on capital in an area where real costs are dropping 90% year over year.

vidarh 9 hours ago | parent | prev | next [-]

I think in general stripping away the parts you agree with from the argument works great, because it strips away a whole lot of potential for ending up indirectly arguing over things that aren't in contention, and it often also defuses the rest when it turns out the core of the argument perhaps is much smaller than people are willing to get invested in.

soco 8 hours ago | parent [-]

How do you do that without sounding negative? Because by doing that there's the risk of the general impression "we didn't agree", as you basically focused on the disagreements.

vidarh 6 hours ago | parent [-]

"You're totally right about X and Y. I think the only thing we disagree about is Z". People like being told they're right, and you then downplay the importance of the actual remaining disagreement. Often that lowers the stakes for people. They've already "won" since you agreed with most of what they said, so the rest becomes less important.

ethbr1 5 hours ago | parent [-]

Repeating back what someone said (specifically: trying to mirror their exact words as best you can remember them) also has proven psychological effects: increased empathy and calming of your own emotional response and theirs.

It's a component of a few psych frameworks around improving interpersonal conflict. Ref: https://hartsteinpsychological.com/the-power-of-active-liste...

Short template form is "What I think I heard you say is (repeat their words as exactly as possible)? Did I get that right?"

vidarh 3 hours ago | parent [-]

Yeah, 100% agree with that.

user_of_the_wek 11 hours ago | parent | prev | next [-]

OTOH I have often witnessed people agreeing without realizing it. I‘ve been able to defuse a bunch of arguments by pointing that out.

CactusOnFire 13 hours ago | parent | prev | next [-]

Yeah, more valuable than the comments I came to read (even if those are interesting too!)

trhway 11 hours ago | parent | prev | next [-]

Usually people are taught these techniques at the management courses. If you're at a BigCorp where they push managers through such courses - you can hear a lot of that stuff in your manager's speech if you pay attention to it.

z0ltan 7 hours ago | parent | prev [-]

[dead]

altcognito 16 hours ago | parent | prev | next [-]

The other half of the moat is the data they stole from everyone else, some of it illegally. So, be sure they will do everything in their power to stop others from getting that data freely.

SwellJoe 15 hours ago | parent [-]

Yeah, I think a lot of the "slow down" rumblings we're hearing from OpenAI and Anthropic are really overtures toward regulatory capture; basically, "now that we're in the lead, we need to lock this shit down so nobody else can catch up."

j16sdiz 13 hours ago | parent [-]

but.. OpenAI and Anthropic can't stop China and EU, can they?

Depends on your world view, they might or might not come up with something better. but I guess we can agree nothing with stop them from _trying_?

SXX 12 hours ago | parent [-]

US successfully enforce DMCA and other copyright stuff on EU while giving free pass to own bigtech now.

China will certainly compete though.

OtomotO 6 hours ago | parent [-]

The EU is slowly getting out of the rectum of the united states. Let's see if that trend continues.

gorgoiler 14 hours ago | parent | prev | next [-]

They’ve bought up all the RAM and GPUs…

Is there an endgame where even this is considered overly complex? Instead of starving the competition by buying up all the compute, why not just buy up… all the money!? Hoover up as much investment capital as possible so that your competitors can’t get funding.

airstrike 13 hours ago | parent | next [-]

I assume this is an honest question, in which case the answer is funding is not really finite.

ethbr1 5 hours ago | parent [-]

Funding can be illiquid for limited spans of time: i.e. pre-IPO.

Anthropic / OpenAI / SpaceX going public makes it easier for capital to both flow to and away from them.

hedora an hour ago | parent | prev | next [-]

They did get a bunch of investment grants from Trump, so your tax money (and power bills) are subsidizing them. They also arranged for ETFs to eliminate consumer protection rules to force everyone’s retirement to buy SpaceX/Anthropic/OpenAI shortly after IPO. That totals $3T in valuation (unless it goes up in first week trading), so your retirement is basically going to be weighing “AI bubble” similar to “MAGA”, and then everything else is rounding error. (The rule changes waive profitability requirements, and shorten the cooldown from IPO to indexing from a year to weeks).

I guess that’s one way to try to make capital finite.

tonyhart7 13 hours ago | parent | prev [-]

or just "buy" your competition like big tech did

every major tech company literally have deal,ownership,alliance etc

they literally not gonna gobble up entirely to trigger anti-trust case

DeathArrow 12 hours ago | parent | prev | next [-]

>But, history says the supercomputer of today will fit in your pocket in a few years.

That was Moore's law saying that. And it seems Moore's law slowed down quite a bit for now.

psychoslave 11 hours ago | parent [-]

Yes, but surely AI are going to save us from the bloated stack of modern software.

tonyhart7 13 hours ago | parent | prev [-]

"But, history says the supercomputer of today will fit in your pocket in a few years."

hmm nooo ??, physic says otherwise