jkqwzsoo

18 ms·

31.
by jkqwzsoo 5y ago
> a world in which people are very bad at estimating their own skill, therefore, statistically, *people with lower skills tend to overestimate their skills, and experts tend to underestimate it*. I think the correct conclusion is that if
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by jkqwzsoo 5y ago
Commercial RO membranes (based on the poly(m-phenylenediamine trimesic acid), a.k.a. polyamide) chemistry have zero tolerance to free chlorine and will rapidly degrade under such conditions. The chlorine tolerance is listed as “nil” on many
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by jkqwzsoo 6y ago
Well, you can breathe it, although it will result in oxygen toxicity. This doesn't have anything to do with fires, and the gas doesn't have to be "more massive" than O2 to retard fires either. Low pressure (100-200 mbar)
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by jkqwzsoo 6y ago
The thermal conductivity of the polymer is pretty close to the thermal conductivity of their window[0]. It looks like literally any fiber with an appropriately balanced fiber size v. refractive index difference would do the same job. If you
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by jkqwzsoo 6y ago
These are graduate school enrollment numbers. Without breaking down CS/EE versus most other engineering disciplines, are MS/PhDs the "primary" talent source for the tech industry? For comparison, GATech claims 61% of the
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by jkqwzsoo 6y ago
> Softbank really did go big on some very bad bets huh? There's another clichéd saying: There are no bad assets, only bad prices. Translated to betting: There are no bad bets, only bad odds.
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by jkqwzsoo 6y ago
> Software developers on the other hand are like real estate developers. They don't build walls, they don't do structural analysis. Instead they combine systems. Unlike real estate developers, they mostly do the plumbing by the
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by jkqwzsoo 6y ago
In addition to Mf18M and Drumming, which have been suggested by others, I'd also add Six Marimbas/Pianos , Four Organs , and in particular Music for Mallet Instruments, Voices, and Organ , as Steve Reich pieces that I happen to
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by jkqwzsoo 6y ago
PET is formed via the condensation of ethylene glycol (ethane-1,2-diol, aka EG) and terephthalic acid (1,4-benezenedicarbyoxylic acid, aka BDC). In the process, a proton (H, a hydrogen) is lost from the carboxylic acid (COOH -> COO) and
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by jkqwzsoo 6y ago
There are several pieces of irridescent chocolate (white and milk, it looks like) shown in the first shot, 15 seconds in.
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by jkqwzsoo 6y ago
> 2. S&P is heavily weighted towards the strongest companies. Amazon, Apple, Facebook, Microsoft and Google account for 20% of S&P market cap. Most of those companies have been helped by the pandemic, or at least not hurt nearly
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by jkqwzsoo 7y ago
> It is a matter of keeping constants up to date in light of new information. I'd argue it's a matter of calculating confidence intervals for all of your fitted parameters and displaying joint confidence intervals if they displ
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by jkqwzsoo 7y ago
> Weibull, logistic, boosting, state-space Could you write a model that will tell you how fast your car is going, just by using math? Or are there innumerable latent variables which define a state space so large that the only meaningful
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by jkqwzsoo 7y ago
It's a MOF (metal-organic framework). Basically a metal ion or metal cluster linked (nodes) together with organic molecules (linkers or struts). Some of them are even stable in aqueous solutions (like UiO-66). Typically, the linker-met
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by jkqwzsoo 7y ago
MOF-based hydrogen storage has been around since at least 2003 (Omar Yaghi on MOF-5). Its hardly a novel concept. I haven’t read this paper, I just skimmed for figure out what the “aluminum sponge” was until I saw it was Farha and MOFs. As
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by jkqwzsoo 7y ago
> This is the insurmountable problem with human habitation of Mars - we would need to become, in many ways, a different species in order to withstand the very greatly reduced gravity - and humans, as we know them, would succumb to all ma
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by jkqwzsoo 7y ago
Your statement is a little hard to refute because I don’t know what you’ll admit as “viable”, but here’s a recent proposal which doesn’t require the magnetosphere actually being located on Mars: https://phys.org/news/20
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by jkqwzsoo 7y ago
> Lovelock: The tsunami in Japan in 2011 killed 20,000 people or thereabouts, but there wasn’t anybody much hurt by the Fukushima nuclear power plant itself, that’s the extraordinary thing.
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by jkqwzsoo 7y ago
So to > It absolutely is. You don't have any evidence for this, just speculation. Is it plausible? Sure. Is it "most probably" (as the commenter above suggested, linking to a source)? No, there's no evidence cited tha
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by jkqwzsoo 7y ago
> Several media outlets have confirmed that the "seafood market" actually sells a wide variety of wildlife meat I'm sorry, but as I've said numerous times, the specific claim that I was disputing was that the commente
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by jkqwzsoo 7y ago
Once again, the claim was: > From what I've read it came from bats. Most probably bats being eaten.[1] This claim is not found in > 1. https://www.vice.com/en_us/article/xgqy3n/scientists-now-thi...
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by jkqwzsoo 7y ago
> I don’t get what your point is. I apologize if you found my post unclear. You seem to be reading more into my comments than is there. The commenter above disputed that "Shaming the choice to eat a food is a dark pattern." Spe
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by jkqwzsoo 7y ago
> It came from a wet market for exotic meats. If it wasn’t a bat it was some other animal that was illegally trafficked and shouldn’t have been sold for consumption. And this has what to do about making specific claims without evidence?
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by jkqwzsoo 7y ago
> The claim is the virus originated from a wet market where animals like bats sold for food, so it’s not inaccurate to suggest it was transmitted by bats meant for human consumption. It absolutely is. You don't have any evidence for
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by jkqwzsoo 7y ago
> Could be even simpler? Someone is going out and killing the bats right? They are physically handling dead bats in bulk, why can’t that be enough? Because the specific claim was "most probably bats being eaten[1]" (not found
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by jkqwzsoo 7y ago
> Someone claimed it was unclear the bat was for human consumption, This is you failing to read. The claim was that there was a link between bats being eaten and the disease, which has not been demonstrated. Is it plausible? Sure. It is
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by jkqwzsoo 7y ago
Do you eat beef, or any mass-farmed meats? Crops like almonds or tomatoes? The collection eating of beef does a lot of ecological damage through the destruction of natural habitats for grazing space and cattle feed, as well as the emission
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by jkqwzsoo 7y ago
> Practically every sentence of the article is wrong including multiple errors in the title. >> But the Columbia study differs from previous proposal in an important way: instead of building the elevator from the Earth’s surface (w
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by jkqwzsoo 7y ago
> Do we know for a fact that all life derives from one organism? Could the conditions that allowed it to come into existence not have occurred in multiple places? In the sense that we have directly observed this organism and can directly
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by jkqwzsoo 7y ago
You’re missing the part where they say that diversity is needed because the target audience is diverse. The goal of the Manhattan project was to deliver a working nuclear weapon. Consequently its hiring practices were in line with this goal

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