physics / AI / energy / art / realposting. π³οΈβπ/ally. cofounder, inventor, CEO, https://t.co/oSXgT0x7Mm "extraordinary alien" - US govt HIGH VOLUME ACCOUNT
San Francisco, CA
Joined: 2/8/2008
Archived: 11/5/2024
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Danielle Fong ξ¨π΄ββ οΈ@DanielleFong
goodbye interesting tweet that refreshed away from the timeline. iβll never see you again
good summary about the floaty rock drama so far
βif youβre not following LK99, youβre missing out on the most fun thing happening or the internet now. Feels like the old internet.β
https://t.co/ETlt031ObZ https://t.co/Sko7FDzeI7
my cofounder presented a study that showed teenagers learn better if they can sleep in a little more, and the school came back with βwell we canβt adjust it now, we have a contract with the bus driversβ
oh, so the school is for the benefit of the bus drivers??
much like the port is for the benefit of the longshoremen, and the polity is for the benefit of the politicians, eh?
@elonmusk yeah i saw this, they hide it, but if you set it up without internet it should enable you to make a local account, or you can make a new local account
itβs a pain! https://t.co/luzL6cAjU1
deep german L.
blowing up these cooling towers is stupid as hell. even if you close the nuclear plant you can use cooling towers for powerplants / data centers. the government rushing this through after it was revealed that the recommissioning cost was lied about is actual sabotage supported by nefarious foreign interests (russia aligned...) imho
black on (esp elderly) asian violence has exploded in oakland, and it makes me fucking enraged. itβs like this is my grandma here, and this young man is taking her stuff and punching her in the face
if asians complaining about this is racist, where are the black voices denouncing this
people donβt understand this, but because of the collapse of industrialized society (manufacturing leaving the west) whole generations of smart people in various fields simply didnβt pass on skills.
in advanced manufacturing, *most* of the top talent is the equivalent of hedge chemists, or taking side gigs as data scientists, or are hobbyists, or retired. i assume this is Not true in China.
the point is a lot of new expertise needs to build up here. a lot of that is going to come from outsiders, reviving lost arts, and sharing what they learn along the way, unlocking new resources.
cc @SamoBurja
this is basically correct and is one of the main facts shaping the world today. most people, because they do not try to get big things done, have no idea. but if you travel to any rapidly developing country, you will gain perspective. things are being kept from happening
sunny day, so I went to check the California electricity price map.
sure enough, pretty much everywhere, the current price of electricity is negative. poor generators that can't easily throttle their output, like nuclear or geothermal, apparently have to just pay for the privilege of outputting power, if they can't get rid of it any other way
in certain areas, the pricing is quite negative
ok so idea, you put this on the Apple Vision Pro or whatever and have it make neat video game sounds as you collect coins or mana or XP or whatever, and then like, generalize to other tasks https://t.co/PMKl0vaVcd
people being mad about elon buying up a fraction of a platform and shitposting about how things should be done around here;
when this is america. itβs how it works
a trillion humans among the stars, not 500 million in dark ages, is a better way to protect and spread life in a vast universe that rarely harbors it. we will not fade into that dark night, or evaporate under the expanding death throws of a dying sun. donβt give up on the gift of consciousness, invention, and human ingenuity. we have barely begun β¨
imagining if Κ»Oumuamua were a hunk of superconductor some type 2 Kardashev civilization lost track of, and itβs just been accelerating and ping ponging off the interstellar magnetic fields ever since https://t.co/qEIvZNQhRm
tried ayahuasca, and got psychically one-shotted by mind flayer demons residing in the depths of my soul
here what that taught me about B2B SaaS,,,
𧡠(1/420)
man itβs so dumb that there was a fucking lab leak and coverup and the only people who are upset about it are weird nerds on here and, like, 911 truthers who believe in lizard people.
in a sane society people should be pissed about the epistemic state of that every day
puberty induces irreversible change,
no one should have to suffer through irreversible change without their consent
a shame on those who force it for others
in my humble opinion this is v strong evidence that there is something; itβs not like people come up with high temperature super conductors randomly, hard to fake. finding a superconducting effect at any temp in an insulator is a strong sign, but, making it high quality enough to be room temperature is another great leap.
iirc, the original authors made 8000 samples (correct me if iβm wrong @altryne) and achieved success <10% of the time. lots of room to improve quality and yield
every generation of technology there are control mechanisms that are implemented with some combination of evolving whatever had worked before and mixing in whatever was possible at the time. once a solution is found, it can take a very long time for anybody to recompile along a different technology stack.
there's a lot in cars like this, internal combustion engines etc
i've been going on and on about this, but basically, AI flips electricity on its head.
previously, nearly half the cost of electricity to the consumer was allocated towards distributing it where (and when) you want it.
AI data centers want upwards of hundreds of megawatts of power in one place, most of the time. (and for training they don't care about latency)
The most constrained thing isn't even the energy itself -- there's a surplus during the solar peak -- it's often the sheer availability & the interconnection. It now can take multiple years to get a grid interconnect to draw power of this magnitude, if the location can even handle it.
The capital cost of the power infrastructure is just a tiny fraction (like 3%!) of the capex of the compute, and even just the depreciation of the compute exceeds the cost of even premium power.
Hence, AI hyperscalers and those that aspire to be in their class are traveling to where the power is, are building where power has been (and there's legacy transmission to support it, like old nuclear plants) and are getting into the business of actually building powerplants and reactors.
Utilities and transmission and distribution companies, interconnection queues, all are used to react much slower -- over many years -- unlike the top technology companies, now vying to compete at the highest levels of AI performance.
Since ~99% of energy technologies previously died withering while waiting for utilities to consider them bankable, this represents an extremely fertile, attractive new state of play if you're bringing a new energy technology to market (ππ»ββοΈπ).
Whereas before you'd have to brave what was once called a "green valley of death", now you have teracap companies like microsoft bidding on:
- Conventional, large nuclear fission
- Small modular nuclear reactors
- Engineered Geothermal
- Fusion!
- Stirling Engines π¬
- Who knows what else
- Maybe you, Anon!
Even Tesla is standing up gas generator arrays to burn fossil fuels for their AI power supply. Shit is getting real
sf story: house burns down, owners apply to rebuild it. years later they give up, unable to convince the itty bitty nimby committee.
the complaint is that is doesnβt fit the neighborhood.
they were going to build the same house
"The Breakthrough" (hearing this in the superconductor space)
incidental discovery! the quartz tube broke, but then, the material that they recovered, had the property that they desired. amazing.
we use quartz tubes too (and often break them) π
immersive linear algebra
The world's first linear algebra book with fully interactive figures.
https://t.co/vO7Vn68RdS
via HN https://t.co/dJrdvxt8S1 https://t.co/ec4CgiwdME
when i was a kid reading encyclopedias and astrophysics books for educated amateurs (βcause thatβs what i wanted to readβ¦) i arrived in kindergarten where we were literally learning letters from the alphabet one by one
it was kafkaesque torture & my teacher called me a smartass https://t.co/3HYognDwhk
people are asking if it would replicate or not and even varda team is aiming next week. you software twitter people are having a <1-3 day attention cycle moment
you cannot pip install copper phosphate! you need to get things and then make them do things. it takes time lmao π
degrowth is a stupid plan that wouldn't even work. the only way out of this century with the human dream alive is to figure out a lot of new things and do them at scale.
we will do it
fasting before chemo works
the mechanism is basically that chemo kills cells that are splitting; in a fast, healthy cells stop splitting, whereas cancer cells cannot help themselves, and are attacked. this particularly protects the immune system https://t.co/zrKjzH7gqN
new floaty rock video from an OG author
Q's from my brain π§ π
- is it the same sample as they had shown before?
- what is the strength of the magnet / field
- what is the weight / what are the dimensions of the sample
- wonder if it can hold on sideways like that other (poorly sourced (?), leaked (?) LCT video)
- did anybody try magnetic torque experiments?
GDPR completely nerfed the experience of visiting any website in the open web, and essentially helped lock in dominance of platforms for which you do not have to accept their fucking cookies.
feels like nobody over there talks about this, or even cares. people only have ~2 billion seconds to live. bureaucrats commit billions of nanomurders every day and nobody counts it
this squirrel thing is infuriating. this kind of stupid government overreach is exactly the kind of idiotic petty tyranny that trump supporters (rightly) rail against. you almost could not come up with a more perfectly designed scenario to get out the right wing vote.
of course trump has already capitalized on this, and kamala has said nothing.
could well tip the election. will we learn our lesson? will anyone
nobody has an adequate mental model of how deprived independent hardware scientists pursuing holy grail technologies have been for $$.
yes of course you are doing experiments in your kitchen, your shed, your basement, your garage. of course you are sleeping in the lab. that's all you get! be happy you get to pursue a dream. it is not like i have been replete with capital either, and this is *after* having been a favored one, of billionaires.
thin days, indeed. but that means that the space of material technologies, hard technologies, is profoundly more virgin territory than people imagine. ripe for exploration -- for the bold
this encampment under the highway has my friendβs backpack airtag, and presumably all his stuff (and personal documents)
is it possible to get the police to respond??
they are menacing the area near bestbuy and rainbow.
we verified the location with a mesh of airtags
itβs 4 camps with a lot of stuff. looks fortified. there were two guys who looked like lookouts active when we scouted it.
RT or QT to help pressure the cops to do their jobs. do Not try to batman this, e/accs π«‘
this is going to feel really bad on the way down, but versions of this demographic story are playing out everywhere. i think we actually need a significant retooling of civilization to value and support young families.
all the efforts at population control, but nobody really was counting on the hysteresis after we want to turn it off
look at this with your eye and imagine the magnet field lines pinned along the long axis of the sample, the 1d superconductor magnetic torque theory
does it make sense now? https://t.co/naEveRW0aU
@Noahpinion yes all the time. basically my theory is that once word processors came up, the marginal cost of paperwork declined, and we ended up with way too much. the size of laws exploded as we exceeded our natural limitations
probably oversharing,
personally i have pretty high confidence (like 80-90%) that the v high diamagnetism (even extreme) and flux exclusion behavior in some lk99 samples or related is due to superconductivity, and not some ferromagnetism, exotic super diamagnetism, but, the information ecology is so polluted that i think ekeing out clearer answers is going to take the hard work of proving it (or not? harder to prove a negative with a craft material) myself
information from china is getting shut down by the government (due to trying to prevent stock speculation, apparently). people are tightening up. journalists are asking questions. normies are getting involved. none of this is helping answer the physics questions, so it's a better idea to just go out and look imo
can hardly believe how cheap the pricing is for solar panels. for like $80 (in bulk) you can get a 2.4m x 1.3m bifacial panel that's 665 W peak. solar walls / fences economical? π https://t.co/ljoSgVxT2n
Yesterday multiple Russian state media published this essay, which was apparently written for the scenario where Russia *won*; Bellingcat exec dir. @christogorzev reports
Since deleted, but https://t.co/Tb2OWrODZm had it gtranslate & i formatted it ππ»ββοΈ
revealing, insane stuff https://t.co/gmYkXLXO9z https://t.co/5E0VPzb0zo
πhey VCs if you are tired of simply investing in great YC companies at $25MM post you can invest in my ultrahigh power density energy company moonshot (uncapped. π€)
it is outrageously exciting and mildly dangerous research, with the potential to power much of the whole world, in the future, with a pathway to use sustainable fuels (eg hydrogen, ammonia, methane, propane?) in a multifuel device.
or you can invest in the best AI YC company you can see. gl! π«‘
(thereβs no such thing as a marketplace for early stage companies. each thing is a unique venture, with radically different outcomes and requirements. that is not to say that building great companies, like the YC community has, doesnβt have great commonalities. but the great companies are great because theyβve solved particulars, important particulars, of their business.)