mspencer712

joined 3 years ago
[–] mspencer712@programming.dev 4 points 2 weeks ago (1 children)

Like, to find the canonical DNS name of one of my home lab IPs, 209.180.104.202, you search for a PTR record for 202.104.180.209.in-addr.arpa. (You get git.mspencer.net. Note my username here.) The first A in ARPA stands for something. (That’s how you know I’m not a bot - bots don’t have 25-year-old domain names. . . . I didn’t say I was interesting, I just said I’m not a bot. :-) )

We don’t own it though. We never should - too much concentrated wealth and corruption. Like many technology stories, big wealth (whether Cold War military spending or giant corporations using money to squeeze out more money) creates something for one purpose, but people adapt and convert it for a better purpose. Business computing tech becomes home computing or gaming tech. Military redundant communications research becomes public redundant communication infrastructure.

[–] mspencer712@programming.dev 3 points 2 weeks ago (1 children)

There are some more current-affairs-y shows that use comedy to make deep dives into difficult-to-understand issues more palatable. I think Comedy Central and HBO both have some.

[–] mspencer712@programming.dev 6 points 10 months ago

Ohhh I get you then. Instead of checking against an author’s key, and building a distributed web of trust between trusted authors, you build a system that requires everyone collaborate on one shared chain of signatures.

[–] mspencer712@programming.dev 28 points 10 months ago (4 children)

Friend, PGP signed messages were around in the 90s. Key signing parties. Web of trust.

[–] mspencer712@programming.dev 10 points 10 months ago (2 children)

This is one of those “technically true but functionally useless” arguments, and I hate arguing the other side here… Valve always has the option to stop using Visa and, I don’t know, have customers write out and physically mail checks or money orders.

Obviously the number of customers who would do this is microscopic. It’s not a real thing anytime would ever do. But because the option exists, they aren’t technically making the content impossible to sell.

[–] mspencer712@programming.dev 4 points 10 months ago

Ok yeah that makes sense. Thanks.

[–] mspencer712@programming.dev 6 points 10 months ago (2 children)

There’s no karma here. No automated mechanism gives the submitter any benefit for a popular submission.

Right?

[–] mspencer712@programming.dev 189 points 10 months ago

Devs make mistakes. We want to put up guardrails so mistakes don’t hurt us so much.

Please don’t deliberately line the guardrails with barbed wire.

[–] mspencer712@programming.dev 17 points 11 months ago* (last edited 11 months ago) (3 children)

Was it just surging or like a compressor stall or something? FOD like a bird ingestion or something?

I mean, Boeing has/had quality problems, serious ethical failures, but also birds exist.

(I’m not good at explaining this, maybe should have found an explanation online somewhere instead.) You know those stages of a combustion engine - intake, compression, ignition, exhaust, all happening in sequence in an engine’s cylinders? Turbine engines do them too, but in a straight line and constantly. The front of the engine is obviously intake, but compressor fans do the compression just using fast and powerful fans, no seals or valves needed. Ignition lights everything up, exhaust can just flow out the back. (It flows over some more fan blades that steal some power from the expanding gases and use it to keep the whole thing spinning.)

Unless something goes wrong with the compressor fan blades, that is. If compression is too weak and the ignited air/fuel mixture can flow back out the front of the engine, that’s bad. And yeah, it happens sometimes, with any engine. Almost never with both at the same time. (Both engines failing at once low to the ground is like a once in a generation thing, and yeah it’s really really bad. And really really rare.)

[–] mspencer712@programming.dev 2 points 11 months ago

I got flamed pretty hard for pointing out that this sample size really needs to be in the title, but it needs to be said. Thank you. Sixteen people is basically a forum thread, and not a very popular one.

It’s still useful information and a good read, but a lot of people don’t click through to the article, they just remember the title and move on.

[–] mspencer712@programming.dev 4 points 11 months ago* (last edited 11 months ago)

I think it’s more about fair political consequences. I think you’re absolutely right though, and what you brought up needs to be considered as well.

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