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Stephen Judkins

@stephenjudkins.bsky.social

Skull astronaut

6,152 Followers  |  1,558 Following  |  22,971 Posts  |  Joined: 27.04.2023
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Posts by Stephen Judkins (@stephenjudkins.bsky.social)

i mean, yeah, this doesn't exist yet at this price

06.03.2026 04:52 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Plain old LFP packs can be had for $70/kWh these days and are steadily dropping! Sodium-ion promises to be even cheaper but it's already seeing some pressure from existing chemistries. I expect in the next decade or so total system costs will be < $50/kWh in the USA

06.03.2026 04:46 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

It's probably good that China is building these reactors, but for context they have 59GW currently and 41GW under construction over the next decade. By comparison, they installed over 400GW of solar capacity in just 2025

06.03.2026 04:37 β€” πŸ‘ 11    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

If I can buy a safe, reliable home battery system for less than $50/kWh I am going to install a whole dang megawatt-hour in my basement

06.03.2026 04:32 β€” πŸ‘ 25    πŸ” 1    πŸ’¬ 5    πŸ“Œ 0

Yeah, I would wager that ISS astronauts have jacked it inside their sleep sacks if things get a little unbearable, but not more than that

06.03.2026 04:10 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

yeah, there was the cross-country diaper murder plot astronaut...

06.03.2026 04:03 β€” πŸ‘ 15    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

i bet it's 0 TBH

06.03.2026 03:59 β€” πŸ‘ 19    πŸ” 0    πŸ’¬ 4    πŸ“Œ 0

health of a society is inversely proportional to how badly you need a dashcam in it

06.03.2026 01:48 β€” πŸ‘ 561    πŸ” 47    πŸ’¬ 6    πŸ“Œ 2

oh he hates himself too, in ways us normal people couldn't even begin to understand

06.03.2026 02:49 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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The trend shift in adults per family household is so insane.

its even more insane that every important policymaker and economist thought we were slowly soaking up a glut of homes even into the 2010s.

And it’s even more insane that there are still supply-crisis skeptics today.

05.03.2026 23:58 β€” πŸ‘ 299    πŸ” 75    πŸ’¬ 9    πŸ“Œ 13
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Me and who getting into these shag carpet covered tubs and holding hands ?

05.03.2026 22:58 β€” πŸ‘ 16    πŸ” 2    πŸ’¬ 4    πŸ“Œ 2

Turns out lawlessness is not a winning strategy. See you at Nuremberg 2.0

05.03.2026 19:12 β€” πŸ‘ 12579    πŸ” 2420    πŸ’¬ 484    πŸ“Œ 334
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a learned co-conspirator just perfectly phrased it thus: "the horrors of giving the angry vibrating crystals agency in an adversarial environment"

grith.ai/blog/clineje...

05.03.2026 19:51 β€” πŸ‘ 112    πŸ” 37    πŸ’¬ 2    πŸ“Œ 9

Markwayne is actually a noble title, and is the Oklahoma equivalent to "Marquis," and may be passed on at the same time your father gives you his car dealership

05.03.2026 19:56 β€” πŸ‘ 4557    πŸ” 733    πŸ’¬ 77    πŸ“Œ 31

so there is a multidimensional tradeoff space for battery tech. top three dimensions:

* volumetric/gravimetric energy/power density
* degradation/reliability
* safety

it's much easier to hit 2/3 than 3/3 of these!

05.03.2026 20:23 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

So a lot of the limits of battery chemistries come down to how resilient to abuse they are. You can charge an NMC battery super fast too! Just not all that many times. And LFPs are increasingly competitive because they seem resistant to degradation

05.03.2026 19:22 β€” πŸ‘ 6    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Toyota has been working on solid-state battery for years that, when they started, promised some eye-popping scifi properties. These days it's not looking quite as magical, so they'd better get it out soon!

05.03.2026 19:20 β€” πŸ‘ 30    πŸ” 1    πŸ’¬ 2    πŸ“Œ 0

Promising next-gen battery chemistries getting lapped by steady incremental improvements in existing chemistries? Many such cases

05.03.2026 19:18 β€” πŸ‘ 66    πŸ” 10    πŸ’¬ 4    πŸ“Œ 1

This tutorial is 1996 but it was introduced in 1993 at a time when Windows 3.1 and Mac System 7 were pretty new. This was so far ahead at the time!

05.03.2026 19:06 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

It is insane how much any UNIX "workstation" or "server" used to cost and is obvious why Windows NT and Linux absolutely ate their lunch. But I bet they were cool as fuck when they were around!

05.03.2026 19:00 β€” πŸ‘ 7    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0

warkmayne

05.03.2026 18:58 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Silicon Graphics - Irix 6.2 - System Tour (1996)
YouTube video by hirudov Silicon Graphics - Irix 6.2 - System Tour (1996)

Imagine your employer dropping $20k in 1996 to get you an SGI workstation and you're going through the tutorial for the first time. Chills

05.03.2026 18:57 β€” πŸ‘ 13    πŸ” 1    πŸ’¬ 2    πŸ“Œ 0
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RFK Jr. Tells Joe Rogan He’s About to Unleash 14 Banned Peptides RFK Jr. plans to reverse a sweeping compounding ban of certain peptides issued by the FDA in late 2023.

This is madness. I wrote about "peptides" a few years ago, before the trend really hit. People are injecting themselves with black-market liquids purported to contain experimental drugs that were abandoned for failing to show benefits or being unsafe.

gizmodo.com/rfk-jr-tells...

03.03.2026 15:44 β€” πŸ‘ 406    πŸ” 120    πŸ’¬ 32    πŸ“Œ 82

Good luck, man.

05.03.2026 18:44 β€” πŸ‘ 6    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Jellyfin has worked perfectly for me on mobile Android (via Tailscale), Android TV, and web.

05.03.2026 17:57 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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How Fossil Fuel Disruptions Lead to Booms in Solar and Batteries Past oil crises forced countries to cut fuel use and pay high prices, but now falling prices of clean tech offer another solution.

Past fossil-fuel price spikes left import-dependent countries with two options: pay up or cut fuel use. Now there is an alternative in solar and batteries.

I looked at recent examples in Europe, Pakistan, Cuba to glean what might happen with the war on Iran.

πŸŽπŸ”— www.bloomberg.com/news/article...

05.03.2026 13:30 β€” πŸ‘ 108    πŸ” 48    πŸ’¬ 4    πŸ“Œ 7
Levon Helm - The Mountain (Official Audio)
YouTube video by Craft Recordings Levon Helm - The Mountain (Official Audio)

I am not generally a huge fan of folk/americana, but this song has one of the most bittersweet themes and lyrics I've ever head

05.03.2026 17:35 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Occasionally I was able to line things up, actually do my homework and get perfect grades for a bit. Then whatever reserves that allowed me to do that wore out. I guess my only advice is to work through this. My grades were indeed sending a real signal about my fundamental abilities

05.03.2026 17:28 β€” πŸ‘ 12    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

I was constantly stressed out about my grades starting about then, I also likely had undiagnosed ADHD and could not summon the executive function to do something about this problem until I was like 16/17. In retrospect it was tough!

05.03.2026 17:26 β€” πŸ‘ 17    πŸ” 0    πŸ’¬ 3    πŸ“Œ 0

Electrification of transportation is a national security and economic resilience strategy, which would work well for this exact scenario we are in right now.

05.03.2026 17:20 β€” πŸ‘ 99    πŸ” 36    πŸ’¬ 5    πŸ“Œ 2