this post was submitted on 19 Oct 2025
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Big brain tech dude got yet another clueless take over at HackerNews etc? Here's the place to vent. Orange site, VC foolishness, all welcome.

This is not debate club. Unless it’s amusing debate.

For actually-good tech, you want our NotAwfulTech community

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Want to wade into the sandy surf of the abyss? Have a sneer percolating in your system but not enough time/energy to make a whole post about it? Go forth and be mid: Welcome to the Stubsack, your first port of call for learning fresh Awful you’ll near-instantly regret.

Any awful.systems sub may be subsneered in this subthread, techtakes or no.

If your sneer seems higher quality than you thought, feel free to cut’n’paste it into its own post — there’s no quota for posting and the bar really isn’t that high.

The post Xitter web has spawned soo many “esoteric” right wing freaks, but there’s no appropriate sneer-space for them. I’m talking redscare-ish, reality challenged “culture critics” who write about everything but understand nothing. I’m talking about reply-guys who make the same 6 tweets about the same 3 subjects. They’re inescapable at this point, yet I don’t see them mocked (as much as they should be)

Like, there was one dude a while back who insisted that women couldn’t be surgeons because they didn’t believe in the moon or in stars? I think each and every one of these guys is uniquely fucked up and if I can’t escape them, I would love to sneer at them.

(Credit and/or blame to David Gerard for starting this.)

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[–] froztbyte@awful.systems 4 points 2 days ago (1 children)

Yeah heat management in space turns out to be pretty fucking hard. You could ask “who knew?!” but there’s that whole space program thing…

I presume that they’re not in fact blind to this fact, mind you. You cannot be doing actual astro tech design without it (your object would never make it to launch - there’s too many blockers that’d stop it), but the properties of heat generation from a H100 are known, and thus whatever they’re applying to deal with it very can’t be lightweight/little

[–] xyhhx@nso.group 4 points 2 days ago (2 children)

@froztbyte thats one thing but im still interested in the physics of the insulatory effects of the vacuum 👀

[–] Reach_the_man@awful.systems 4 points 2 days ago* (last edited 1 day ago) (1 children)

no matter means no heat transmission through conduction (=particle motion), only radiation

[–] xyhhx@nso.group 3 points 1 day ago (1 children)

@Reach_the_man so wait, is not heat a form of energy (or a result thereof)? can energy not dissipate through a vacuum?

or is it that the energy dissipates less effectively when it can't transfer itself *as heat* through a medium?

[–] Reach_the_man@awful.systems 3 points 1 day ago* (last edited 1 day ago) (1 children)

heat is describing the average kinetic energy of the material's particles, with no contact it can't transfer as kinetic energy, only through photons emitted

[–] xyhhx@nso.group 2 points 1 day ago

@Reach_the_man that clears it up for me! thanks for taking the time to answer

[–] benchase@ohai.social 6 points 2 days ago (2 children)

@xyhhx @froztbyte “vacuum is an insulator” is what makes a high-quality double-walled thermos high quality — there is no air between the outer and inner walls

[–] xyhhx@nso.group 5 points 2 days ago

@benchase oh shit, i knew that (when shopping for water bottles) but didn't put two and two together

@froztbyte

[–] froztbyte@awful.systems 3 points 2 days ago