adev_

7 ms·

31.
by adev_ 4mo ago
> If I had a few hundred billion lying around, I'd be spending a couple of billion a year on grants for new physics research. Unfortunately, this is not the way the world is going right now. Physics research, and generally speaking
32.
by adev_ 4mo ago
> and reliable vertical landings We know how to do reliable vertical landing since the DCXA in 1991. Meaning more than 25y ago [1] > reliability during missions (test explosions like this one are tests for a reason) Static fire tests
33.
by adev_ 4mo ago
> For the past few decades, building a datacenter has been a well-understood, predictable exercise in utility engineering. > In modern AI clusters, the network is no longer just infrastructure sitting beneath compute It always make me
34.
by adev_ 4mo ago
> you might as well just switch to a suborbital hop concept. One is not exclusive to the other. Skylon was expected to use air breathing engine up to Mach5+ and switch to rocket engine beyond it. You can probably do the same for a suborb
35.
by adev_ 5mo ago
> HSP is one special visa amongst many, and they're not all so easy. Japan has a selective immigration system where the profiles JP gov considers as "necessary" are made easy to immigrate, and the others not so much. One c
36.
by adev_ 5mo ago
> . So that seems to indicate that Japan doesn't really care. Additionally, Japan has a very clear and straightforward process to convert HSP Visa (Highly skilled visa) to a permanent residency. It can be done in 3years for most and
37.
by adev_ 5mo ago
> Any institution quickly becomes a corrupt shadow of what it was originally envisioned as once the original people involved move on. The debian project here acts as a counter-example: The institution governing the project far outlived i
38.
by adev_ 5mo ago
> will pay a capped 5ct soon. Make sense. Production price in Europe is between 3.5-4.5cts/kwh averaged. The rest are mainly transport and taxes. If the EU currently choose to exonerate industrial consummers from these taxes and off
39.
by adev_ 5mo ago
> I think a legitimate criticism is that it is unclear who std::simd is for. People that don’t use SIMD today are unlikely to use std::simd tomorrow. At the same time, this does nothing for people that use SIMD for serious work. Who is e
40.
by adev_ 5mo ago
> Power is 2-3x as expensive in Europe than American. They're toast. Europe is not Germany. Electricity price is 2-3x times more expensive in Germany. Electricity price for electricity intensive professional is around 12-14cts/
41.
by adev_ 5mo ago
> A very US-centric perspective. Whereas the folks in Europe do it in 3-4 years Yes it is. In most European universities, you will graduate in 3-4y. And there is simple reasons for that: The funding associated with a Phd in many European
42.
by adev_ 5mo ago
> Unfortunely not every operating system on planet Earth has a package manager, And they do not need to. There is already multi-platforms multi-languages package managers that do this job relatively well (Nix, flatpak, Guix, Spack (to so
43.
by adev_ 5mo ago
> Passkeys are better passwords. They need a TPM. Passkeys absolutely do not need TPM. You can get passkey support in any browser with a simple 1password plugin without any TPM hardware. The same way you could get a TOTP app on your phon
44.
by adev_ 5mo ago
> BLAS and LAPACK provide linear algebra functionality[...] They're written in C, C++, Fortran, and even some assembly code. They are typically not packaged on PyPi. Pretty good example of what I name the "Small island problem&
45.
by adev_ 5mo ago
> Their whole original pitch was to be a superset of Python btw. To my understanding, they offer a full python compatibility but guide the user to something else. For instance, Mojo itself is statically typed.
46.
by adev_ 5mo ago
Chapel maybe, but it is too low level to attract a large public outside of the HPC community.
47.
by adev_ 5mo ago
> I love when dialects for C and C++ count as being proper C and C++, are even argued as being more relevant than ISO standards by themselves I did not argue about CUDA being proper C++ :) I honestly believe that the best days of C++ as
48.
by adev_ 5mo ago
> Python cuTile JIT compiler allows writing CUDA kernels in straight Python. It is currently not straight Python and will never be. All these "Performance friendly" python dialects (Tryton, Pythran, CuTile, Numba, Pycell, cuPy,
49.
by adev_ 5mo ago
> I also don't think it's possible to make Meshtastic into the kind of reliable and high-performance mesh network some users want without effectively dropping support for most battery-powered devices Interesting. Zigbee has thi
50.
by adev_ 5mo ago
> Meshtastic routing is also completely broken. I am curious about that. What is in particular broken ? Any reason why Meshtastic is not using a well specified / tested a mesh aware routing protocol like BATMAN [1] ? [1]: https:&#x
51.
by adev_ 5mo ago
> I don't see this hate in Rust. Nor it is in C++. Most default flag setup will report implicit conversions on numerical as error in C++ Unsigned / signed is mainly an issue if your language chose to silent implicit conversions
52.
by adev_ 5mo ago
> once per day as regular as clockwork for several hours and that means you can bridge with BESS. If you live in Arizona or in tropical climate maybe. For anybody else it is bullshit. Solar production fell to few percents of its peak whe
53.
by adev_ 5mo ago
> Edit: love to see a source for how cheap renewables _increase_ energy costs as you claimed That is just economics. The intermittent nature of renewable means that overcapacity is structurally required to arrive to match partially the d
54.
by adev_ 5mo ago
> Yes they are building a bunch but Chinas grid share of nukes is actually declining y/y and is projected to continue to decline. Renewables are too cheap. No. Nuclear energy production in China continue to increase and will probabl
55.
by adev_ 5mo ago
> And after 10 to 15 years pf construction and billions of euros they will realize that nuclear energy is a lot more expensive than wind and solar plus storage. It is not. And people who repeat this lie have generally very little clue of
56.
by adev_ 5mo ago
> This oil shock is going to have lasting impacts. It is not only the oil shock. Most of the nuclear initiatives at the EU level have been mostly blocked by the German government for the last 15y. The Russian gas crisis in 2022 reshuffl
57.
by adev_ 5mo ago
> I get what you're saying, but poor people want cheap internet/phone connectivity. Nope. Starlink is not a tool for poor people. It's first and foremost a tool for middle class living in rural area with poor connectivity.
58.
by adev_ 5mo ago
> Those rules won't last long once (IF) there are significant numbers of people on the moon. Maybe. If you believe we are heading to a situation with large numbers of colonies on the moon. For now we are no way there and already str
59.
by adev_ 5mo ago
> Do you really think a starlink style installation won't be put in orbit of the moon before such a telescope could be funded? There are ITUs rules that forbid that and the far side of the moon is declared as radio quiet.
60.
by adev_ 5mo ago
And this is just the visible spectrum. The situation is one order of magnitude worst in radio-astronomy. It is fair to state that satellite constellations will certainly be the main obstacle to multiple major scientific discoveries in the n

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