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Informaticien. Pouette en français et en anglais. Mes opinions n'engagent que moi.

Computer guy. Toots in French and English. Opinions my own.

Bloghttps://zoug.fr
LocalisationLyon, France

Good News: Our Grandchildren Will Starve, Not Our Children

https://rogerhallam.com/our-grandchildren-will-starve/

"So when Hansen and colleagues write that climate sensitivity for doubled CO2 is 4.5°C, and that sensitivity as low as 3°C is excluded with greater than 99 percent confidence — they stop there. Slice completed. No return to the whole. No wonder the media shrugs. So what.

Here's the whole.

* Doubling CO2 means going from 280ppm to 560ppm. We're at 420ppm now. At current trajectory — roughly 40ppm additional per decade — we hit 560ppm around 2055. That's 4.5°C by roughly 2060. Not 2100. 2060. Hansen also shows Earth's albedo has already darkened by 0.5%, an extra 1.7 W/m² of absorbed solar energy. The system is already running hotter than the models admit.

* Time doesn't stop at 2060. At those temperatures, natural feedbacks (clouds, ice, permafrost) accelerate. There is no equilibrium, only continuation.

*Above 5°C, effective human extinction is locked in. We are on that path.

*Facts alone don't move humans. Emotion does. We are human, after all. So the headline that would actually communicate the whole truth? "We are all going to die, you fucking idiots.""

#climate #co2 #ecology

Good News: Our Grandchildren Will Starve, Not Our Children

The most extreme climate scenarios are off, according to scientists in the conservative IPCC. However, the Godfather of Climate Science says otherwise.

Roger Hallam
i use arch btw

Our new paper on the challenges of marine CO₂ removal has a pretty figure. Please admire it.

https://www.nature.com/articles/s44183-026-00198-x

Three challenges to marine carbon dioxide removal - npj Ocean Sustainability

Reaching the Paris Agreement target to limit global warming below 1.5 °C requires both decarbonization and the removal of carbon dioxide from the atmosphere. Here, we highlight three challenges to marine carbon dioxide removal (mCDR) (knowledge gaps, ecological and social risks, and inadequate governance), which must be addressed before considering mCDR as a scalable climate solution. Until then, field experiments should remain strictly regulated and limited to advancing scientific understanding.

Nature
You Don't Love systemd Timers Enough

A cron job for every man, woman, and child.

Tyblog

New from me: France is done with US big tech companies—arguably its moving away from American tech faster than other countries in Europe

The French government has built its own replacement for Google Docs/Microsoft Office. Cities, including Lyon, are moving to Linux and other tech. Open source is at the center of their efforts.

https://www.wired.com/story/the-eu-is-going-through-a-trump-fueled-breakup-with-big-tech/

#tech #digitalsovereignty #opensource #techn

The EU Is Going Through a Trump-Fueled Breakup With Big Tech

France is already moving on from Zoom and Microsoft Teams in favor of homegrown alternatives. Other countries are quickly following suit.

WIRED

So…Bitwarden quietly swapped their CEO for a PE exit specialist, dropped “Always free”, rewrote their values, then half-scrubbed a 4 year old blog post to cover it. Post still contradicts itself. I looked. There was no announcement.

https://blog.ppb1701.com/the-quiet-renovation-at-bitwarden

#bitwarden #passwordmanager #selfhosting #userhostile #privacy #blog #vaultwarden #privateequity

The Quiet Renovation at Bitwarden - ByteHaven - Where I ramble about bytes

Back in March, I wrote about Bitwarden doubling their Premium price — and specifically how they did it. Buried in a feature announcement. Priced in fake...

Browsers Treat Big Sites Differently

Safari and Firefox change how big sites render based on the domain. TikTok, Netflix, Instagram… even SeatGuru. Chrome doesn’t. Why is that?

Den Odell
Jeudi à 14H à #Lyon. J'y évoquerai mon enquête sur les connexions entre l'extrême droite et les milieux d'affaires, parue dans mon livre #Collaborations

Got a very silly #CopyFail container escape working.

Basically, if the container can see a file shared by the host, regardless of permissions, CopyFail can write to it on the host.

https://discourse.ifin.network/t/copy-fail-732-bytes-to-root-on-every-major-linux-distributions/342/44

Copy Fail: 732 Bytes to Root on Every Major Linux Distributions

Okay I have one version of a container escape working. This relies on the fact that the page cache is shared between containers and host. There’s no isolation whatsoever. So if the container can see the file descriptor for a host file, copyfail works a treat. Let’s start with a simple C binary with nothing going on. It’s just a target. Now, we will mount that binary inside of an Alpine container in read only mode. Then after installing Python and a text editor, we modify the OG CopyFail...

IFIN