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I've read some articles online, but I still haven't managed to understand the hype around wireguard. It's lighter than OpenVPN, but has more obscure primitives? Doesn't seem like a great trade off...


Wireguard is your plumbing layer. OpenVPN is an entire application stack. Wireguard is super simple because it's low level. If you wanted to compare something (as a user in terms of feature parity, etc.) to OpenVPN a more accurate comparison would probably be nebula or tailscale (private/mesh network management tools that are built atop wireguard). I'm a wireguard fan and it's true that its crypto is much simpler, smaller, and harder to fuck up than OpenVPN but that is really only something that matters to the security hats.


How is openvpn easy to fuck up? I just run sudo openvpn file, and that's it...

Also, I didn't really understand any of your explanation about layers. How is openvpn an application stack? Surely applications are the applications?


Wireguard is a water pipe, whereas OpenVPN is a water pipe connected to a water bottling factory connected to a bottled water shipping port.

> How is openvpn easy to fuck up? I just run sudo openvpn file, and that's it...

The configuration is what is easy to fuck up, not the command to run it


It is also much faster and allows p2p networks


What does "allow p2p networks" mean exactly?


It's not hub and spoke. Any existing network topology can be mirrored essentially 1:1 with wireguard. With hub and spoke VPNs the model constrains your deployment somewhat. Now I'm not saying key distribution with wireguard is easy, that's a different problem. But wireguard is literally like "let's take your existing network interface and give it modern fast impossible to fuck up encryption".


I have no idea what you just said.

Can you dumb it down maybe?


Traditionally you have a server and all clients connect to this server (Hub and spoke). Wireguard can connect clients like you would in your network. You can mesh clients if you like. The hard part is getting the keys to all peers in the network.


I'm more concerned about their interaction with addictive apps than with strangers on the Internet. I'm confident that I can educate them to have a skeptical view of the world them and exercise common sense, I'm not sure I can stop them get more and more addicted once they get started down that path.


I think that when people complain about the cost of health care, they're not talking about things which cost a lot to produce. They're taking about things that cost almost nothing to produce, but are priced outrageously because of some wonky market dynamics


Drugs cost money to produce. Pharma R&D spending has gone up by a factor of 10 since 1980, to almost $90 billion/year. And manufacturing, sales, distribution, etc., aren’t free. EBITDA margins in the industry are typically under 30%. And drugs are just 10% of health care spending. When a cancer or heart attack patient survives instead of dying immediately, they need decades of doctors visits, nursing care, etc.


I think that when people complain about the cost of health care, they're not talking about things which cost a lot to produce. They're taking about things that cost almost nothing to produce, but are priced outrageously because of some wonky market dynamics


The second pill costs almost nothing to produce. The first pill costs billions, plural, and the successful minority of new drugs have to foot the bill for all the unsuccessful first pills.


I'm talking about pills developed in the 50s, and which cost nothing to manufacture, and almost given away in most of the world except in the USA.


Which pills developed in the 50s cost much more in the US than in the rest of the world?


Ask Martin Shkreli.


A cartoon villain, to be sure, and a legitimate target for public policy interventions, but pretty clearly not an indication of why US health care costs so much; he managed to price those drugs specifically because they were a corner-case for the pharma industry.


Like a doctor's unhelpful glance


I hope this is a good place to ask: what do people in HN use for torrent client?

I recently learned that transmission got hacked (more than once apparently) so I decided to stop using it. The alternatives seem to be deluge or qbittorrent. I picked the latter because it has labels (and supports moving finished downloads to different folders depending on label), which is a feature I'd always wanted in a torrent client. But my point is it seems to me all the torrent clients seems very similar, barring very minor features.

Anyway, what do you people use and why?


I personally use qbittorrent, after ubittorrent got ads way back. I view torrent clients like a good saw/hammer, if it works and you know it well, that's all you need. Sometimes you don't need to put much thought into what software you pick.


For me, Deluge is pretty much perfect. Altough, I don't really use any advanced features.


Deluge for years. Since uTorrent was full of ads and crap (not sure if it still is)


qBittorrent is great: set up qbittorrent-nox on a server somewhere in the world and you can do everything through the WebUI.


rtorrent for a decade or so.

i use it because of drm.


Transmission


> Instead of talking about specific technologies/software/services, I'll give a quick rundown how you can achieve this in theory, and hopefully it can apply to whatever you're currently using.

I wish more people approached their software engineering teaching in this way.

Thank you for the great comment.


> I wish more people approached their software engineering teaching in this way.

Me too, so why not do it myself? :) Thanks for the feedback


Quick, repost more memes.


> Most exchanges don't make any money from trading itself

Can you give a reference that doesn't involve reading some exchange's financial statements? This was not my impression at all.


How do you know that someone is eating up Russian propaganda? I'll tell you: if when you say "Russia did something bad" their response is "the USA is something bad". Something something whataboutism.

But what I realize is that this is the biggest evidence of what a culturally irrelevant country Russia has become. Can you imagine, if a journalist told Biden "the USA is bad because it invaded Iraq" and his response was "Russia also invaded countries"? Wouldn't that be absolutely hilarious? It would. Why? Because Russia has become culturally irrelevant. Russia doesn't matter any more.


>Russia doesn't matter any more.

So irrelevant that you have to pump billions of dollars into similar country forcing them to fight to death, flood EU with arms, raise food prices world wide and the senile demented "leader of free world" has no idea what's going on inspite of break neck inflation and guaranteed recession


Interesting to see the orders of magnitude involved here:

$$$$$ GDP:

20.0T USA

02.0T RUS

00.2T UKR

Sending billions to Ukraine isn’t much for the US. It could crash Russia again like it did with the USSR.

Crazy that Russia invited a quagmire like this on their border. IEDs will be going off in Moscow in a couple years it seems like.


Billions isn't much to the USA or the EU.


> tend to make things worse by turning firms into forced sellers when they may have been able to ride things out

What do you mean, may have been able to ride things out? They owe money they don't have...

Oh, you mean, if you wait long enough crypto might come back up and they're solvent again? Right, after they lost more than they had on the first bet, you wanna let them bet again that it might come back up?


War in Ukraine.

I've always been proud of being European, but this event is exposing how shambolic the EU can be in some situations. Fuck, I just saw the headline "Germany says it can send rocket launchers in August"...


You should have seen the war in ex-Yugoslavia...

Many parallels with this current war. Describing the EU (and UN) as "shambolic" is not the word I'd use... :-/


Totally different. Yugoslavia was a deeply divided country held together by a strongman. When he died, if course it was gonna fall apart. No surprises there.


Vukovar was the parallel I was thinking of. And Osijek, and other towns.

Surrounded by invading Serbian forces (which taken over the assets of the 5th largest army in Europe), shelled mercilessly - the worst destruction since WW2. Then the defeat, and massacres - and mass rapes.

And an arms embargo on Croatia! Which effectively prevented any sort of defense.

Europe has conveniently forgotten...


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