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thyristan

778 karmajoined 2년 전

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thyristan
·그저께·discuss
The service isn't supposed to be private, some repos are intentionally public. And including all external collaborators in some VPN scheme is not possible at that scale.
thyristan
·그저께·discuss
Have been self-hosting GitLab for my org a few years by now, with quite a few users (>800 atm). Updates are automatic via the GitLab Omnibus package repos. Once or twice per year some update requires intervention. Otherwise, nothing bad happens. Very happy so far.

Biggest problem at the moment is that AI scrapers (curse them and their owners, pox be upon their houses!) sometimes bring things to a crawl. But nothing that a few firewall rules and anoubis won't solve.
thyristan
·17일 전·discuss
> I guess you need to have an actual business to issue direct debit orders and bank will show you the door and freeze your money if you start doing funny things. I guess.

You are guessing right. To receive direct debit transactions, your bank typically forces you into an insurance contract to cover disputed transactions, plus they block a minimum balance on your account, plus they require some overview of your company assets, in case the former two measures aren't enough. No chance to get direct debit approved as a private person or small company. And the amounts you can receive, as well as the number of transactions will be limited to your insurance coverage. And if there are more than a very small number of disputes, you are done.

Which is why for small businesses, direct debit is only viable through some intermediary, if at all.
thyristan
·24일 전·discuss
You don't understand, both comes from the same motivation and way of thinking: You see, compliance in Germany is about pretending to be super-compliant and not getting caught. Everyone will do the dance, make all the moves, and if you seem to make all the moves, you are assumed to be compliant. Supervisory authorities will not really check thoroughly except if you are annoying them or making them look bad. Especially if you are partially state-owned like VW.

In Dieselgate VW got caught, made the supervisory authorities and politicians look bad, which is why the authorities also weren't inclined to sweep it under the rug completely. They just shielded VW from the financial consequences in Germany (German VW customers got shafted).

Blocking GrapheneOS is the useless "pretending" part of compliance. They don't really want to do security, because that would cost money, so they pick some actions that seem drastic, harsh and don't cost them anything to implement. Later, when there is a security incident, they will point to their huge heap of pretend compliance, whine a bit about state sponsored actors, high criminal intent and other obvious deflecting bullshit. But they will get away with it, because they did the compliance dance, so they are obviously compliant and did nothing wrong. Nobody in authority will look twice als long as they are neither annoyed or made to look bad.

tl;dr: compliance in Germany is performative
thyristan
·지난달·discuss
You are right in that there are cases where signatures need to be quantum-safe, and they need to be urgently replaced because they will be long-lived.

But WebPKI, which letsencrypt is concerned with, doesn't need long-lived signatures at all. TLS connections live a few days at the most, that's how long the connection signatures have to hold up. The only thing that really needs some lifetime are CA certificate signatures and the CA keys themselves. And even for those CA certificates currently, CRQCs won't be a problem before they expire. And browser update cycles are quick enough that new CA certificates aren't that much of a problem anymore.
thyristan
·지난달·discuss
There is nothing answered in there. Just "It'll be fine" and vague pointing at unrelated ecc vulnerabilities in some libs. It totally lacks any rational arguments.
thyristan
·지난달·discuss
> We are a high trust society where the government or the banks are not out to "get you".

That's not the meaning of a "high trust society".

You are _trusting_ that the banks and the government are not out to get you. That doesn't mean that they _really_ aren't out to get you. You just believe they aren't and haven't yet been disappointed enough to change your belief...

Edit: and the original article shows btw. that there is yet another failure mode, not only "out to get you". It's that the banks and the government obviously don't care a bit if some people are intentionally left behind.
thyristan
·2개월 전·discuss
I agree. This is Google doing underhanded Google-things. Why the hell would anyone trust them in the first place?
thyristan
·3개월 전·discuss
> It just means that the day-ahead market was cleared below 0

No, it doesn't. The article is explicitly about intraday-prices. So day-ahead clearance made invalid assumptions about generations and consumption that were not met during the day. This kind of miscalculation does require additional (costly) redispatch measures to mitigate the overproduction, and it can affect grid stability.
thyristan
·3개월 전·discuss
You didn't read what I wrote. The news is about trading prices. End users never pay those, because there are fixed network fees to be paid on top. So the actual bill will practically never have a negative price on it anywhere.

And even if there were negative end prices happening: There are metal smelting works and other operators of big resistors who will happily heat up even more. So prices will probably never get so negative that a normal consumer can ever profit from them.
thyristan
·3개월 전·discuss
It doesn't, for reasons of price.

For consumers, power prices consist of the actual price of power, plus network fees. Network fees are fixed at (on average) something like 10ct/kWh or 100€/MWh. So negative prices are only really negative if the power price drops below those -100€/MWh, which rarely happens (the usual dips are at low single-digit cents per kWh).

And even then, there is the issue of network fee double-dipping: Depending on the contract you have with your power company, the size and kind of storage you are operating, and the phase of the moon and your donations to the ruling party, you will be charged network fees twice, once when buying the power, once when selling it again. In that case, the threshold would be even worse, at -200€/MWh.

And all that doesn't factor in the cost of the storage infra.

Edit: And there is another factor: The current very low dip is in the intra-day prices. But contracts for consumers use day-ahead prices, which usually don't include those very large dips that result from miscalculations of weather and dispatch capacity.

Edit2: Just check https://tibber.com/de/preisrechner (use e.g. 10119 as Postleitzahl) and scroll down for the graph. Today, they give a negative day-ahead price of -1.5ct/kWh, but including network fees, taxes and their cut, you still end up paying 18.2ct/kWh...
thyristan
·3개월 전·discuss
That quote alone proves that the author knows nothing about nuclear physics.

There is a critical flux/density/mass threshold for nuclear bombs. You can create small nuclear explosions with particle accelerators, which is how it all started. You just cannot scale those accelerators to anything macroscopic. But the microscopic explosions where done very very early, otherwise nobody would have had the necessary data to later extrapolate this to larger scales.

The interesting question after that first discovery of fission was only about how large the critical density or mass would be for a self-sustaining reaction. But as soon as you knew the critical mass, and had enough fissile material to go over that threshold, things became feasible, and easier with even more material.

Quantum computing doesn't have such a threshold, quite the opposite. As far as we know, larger problem sizes and larger numbers of qbits make things harder. Quantum error correction only changes the exponent in that relation.
thyristan
·3개월 전·discuss
> What if it doesn’t? What if all of this is a symptom of an underlying deterioration that extends deeper and beyond the current administration? It’s not Trump that made Americans A-OK with wars of aggression; Obama blew up as many kids using drones as Trump put into cages. What if the next few are the same, or worse? What do we do if this isn’t a temporary excursion but the new normal for the US and A?

In the cold war, there was the "Evil East" and the "Good West", and this opposition forced at least some token "goodness" and a certain predictable behavior on both sides. It also forced both sides to have some firm principles they adhere to. Now the cold war is over, and while it did change more in the formerly East, the West, at least in some parts, also learned a few things. Among them that principles are negotiable, especially without a closed opposing bloc with the opposite principles. Doing business with China and Russia not only made people rich, it also moved Western culture more towards the Eastern ones, more than anyone would like to admit. Starting to see things from the Eastern perspective also induced the West to over time to not just understand the former enemy better and learn the "good stuff". We started to find things like strong autocratic leadership, compromises on human rights, ignorance of international laws and treaties, and wars of aggression and conquest more acceptable and even preferable.

So I don't think this is just temporary.
thyristan
·4개월 전·discuss
Porsche isn't so much into the car business as it is into the genital enlargement business...
thyristan
·4개월 전·discuss
Western car makers learned the hard lesson that, at least in most of Europe, electricity prices are far too high, EV prices are too high, and customers do know how to use their calculators. In Germany, the only thing propping up the EV market are tax subsidies for commercially used EVs, so company cars are very likely to be EV or at least hybrid. For the rest of sales? Only idealists buy EVs, and then only those with deeper pockets, their own home charger, etc.

The current third oil crisis won't change much in this picture, because while fossil fuel prices have gone up, electricity prices are also starting to react and rise. That's because electricity demand rises, some industrial users can either use electricity or gas. And because gas prices are rising, which influence a small but very important part of electricity generation: on-demand gas power plants, that smooth out the sharp variations in renewable generation and demand.

And in the one important area of EV construction that makes a real difference, batteries, they tried and failed horribly. Everything else isn't really that special or EV-specific. So this winding down is just admitting that they already failed when the likes of Northvolt went boom. And the imho realistic assumption that production lines can be changed again if EVs should see more demand in the future. After all, some car brands to produce EVs, hybrids and ICE cars on the same line even now.
thyristan
·4개월 전·discuss
> The Gladwellian direct/indirect dichotomy (or continuum) is a misapprehension of how language works. All communication is indirect in some sense because we don't have mind control powers over our fellow humans. Even saying ‘I want to buy this bread’ is indirect in a sense

If you take 'direct' vs. 'indirect' literally, you are right. Everything is somehow indirect, because language tries to represent reality, but isn't identical to reality.

But you are missing the point. The real issue is information density. Indirect communication generally has lower information density: You give examples of various possible interpretations of one phrase, and the more possible interpretations there are, the lower the information density is. The longer the phrase is, the lower the information density. One can come up with a few counter-examples, where for example a very long and very indirect phrase might just have one very unique and direct interpretation, but those are rare. In general, direct communication conveys more information with less words.
thyristan
·4개월 전·discuss
There are better and worse societies in this matter.

I'm glad I live in a society where it is acceptable for a bartender to just bluntly ask "what do you want?" without all the pointless chitchat. Or for me to go to my boss and tell him "there is a problem with X, we should do Y, even if you earlier said Y is bad.".
thyristan
·4개월 전·discuss
> The better a person is at communication the more they will fit their message to the audience to get the action intended. If 'direct' really works then over time it will be used but the fact that direct isn't used often implies strongly that it doesn't work for most people or it has secondary effects that are too negative. Demanding the exception is a pretty big ask especially if your aren't willing to meet half way.

'Direct' can work and does work, depending on culture. There are direct cultures, where communication is primarily intended to convey information. There are indirect cultures, where communication is primarily intended to convey social status, manipulate social bonds, or perform culturally necessary rituals. With the actual information being secondary. In a direct culture you will tell say "I want to buy this bread". In an indirect culture, it might be more like "Hello, be greeted, o nicest and finest of all shop clerks, nice weather, $deity be praised for her mercy of having me walk this earth for one more day. All your wares look magnificent, but might I inquire if it would be possible, if it isn't inconvenient, reserved or forbidden, to maybe ask about how that very fine loaf of bread came into your possession? ...". All the while tourist me, back in the queue rolls his eyes in total annoyance, having suffered through innumerable minutes of waiting for people to get on with their useless diatribe.

Since HN is primarily engineers, time is precious on this earth, and secondary considerations should be secondary really: There is only one desirable mode of communications. The direct one. Everything else is a waste of time. Being indirect and long-winded isn't "bad at speaking and listening". It is being inconsiderate and rude. It is putting secondary things before the main issue. I think cultures need to be changed to be more direct.

Your last points are valid, sometimes you need some time and collect your thoughts. But in this case, you should just ask the other person to help you think, and directly tell them that you haven't fully formulated your issue and need help with that. That is a far more productive way to deal with the issue of half-formed thoughts and questions. Beating around the bush and using another person as a involuntary rubber-ducky is also rude, and only excusable in rare circumstances.
thyristan
·4개월 전·discuss
Which in itself wouldn't be too bad, if mobile platforms had proper backup facilities that allowed individuals and enterprises to easily get all their devices to the exact backed up state they were before being wiped. But that seems to be unwanted by Apple and Google...
thyristan
·4개월 전·discuss
Yes, but Germany isn't the US. We do believe in the "rules-based international order", meaning that there will be a strongly worded letter, some discussion in the UN security council, ending in a veto by China or Russia. Followed by years of nothing at all, a memorial and yearly speeches at some day of rememberance.

I'm not sure if this is any better.