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Hexbear Code-Op (hexbear.net)
submitted 11 months ago* (last edited 11 months ago) by RedWizard@hexbear.net to c/technology@hexbear.net
 
 

Where to find the Code-Op

Wow, thanks for the stickies! Love all the activity in this thread. I love our coding comrades!


Hey fellow Hexbearions! I have no idea what I'm doing! However, born out of the conversations in the comments of this little thing I posted the other day, I have created an org on GitHub that I think we can use to share, highlight, and collaborate on code and projects from comrades here and abroad.

  • I know we have several bots that float around this instance, and I've always wondered who maintains them and where their code is hosted. It would be cool to keep a fork of those bots in this org, for example.
  • I've already added a fork of @WhyEssEff@hexbear.net's Emoji repo as another example.
  • The projects don't need to be Hexbear or Lemmy related, either. I've moved my aPC-Json repo into the org just as an example, and intend to use the code written by @invalidusernamelol@hexbear.net to play around with adding ICS files to the repo.
  • We have numerous comrades looking at mainlining some flavor of Linux and bailing on windows, maybe we could create some collaborative documentation that helps onboard the Linux-curious.
  • I've been thinking a lot recently about leftist communication online and building community spaces, which will ultimately intersect with self-hosting. Documenting various tools and providing Docker Compose files to easily get people off and running could be useful.

I don't know a lot about GitHub Orgs, so I should get on that, I guess. That said, I'm open to all suggestions and input on how best to use this space I've created.

Also, I made (what I think is) a neat emblem for the whole thing:

Todos

  • Mirror repos to both GitHub and Codeberg
  • Create process for adding new repos to the mirror process
  • Create a more detailed profile README on GitHub.

Done

spoiler

  • ~~Recover from whatever this sickness is the dang kids gave me from daycare.~~
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Nothing humbles you like telling your OpenClaw “confirm before acting” and watching it speedrun deleting your inbox. I couldn’t stop it from my phone. I had to RUN to my Mac mini like I was defusing a bomb

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Machine learning community has been stuck on the autoregressive bottleneck for years, but a new paper shows that it's possible to use diffusion models to work on discrete at scale. The researchers trained two coding focused models named Mercury Coder Mini and Small that completely shatter the current speed and quality tradeoff.

Independent evaluations had the Mini model hitting an absurd throughput of 1109 tokens per second on H100 GPUs while the Small model reaches 737 tokens per second. They are essentially outperforming existing speed optimized frontier models by up to ten times in throughput without sacrificing coding capabilities. On practical benchmarks and human evaluations like Copilot Arena the Mini tied for second place in quality against huge models like GPT-4o while maintaining an average latency of just 25 ms. Their model matched the performance of established speed optimized models like Claude 3.5 Haiku and Gemini 2.0 Flash Lite across multiple programming languages while decoding exponentially faster.

The advantage of diffusion relative to classical autoregressive models stems from its ability to perform parallel generation which greatly improves speed. Standard language models are chained to a sequential decoding process where they must generate an answer exactly one token at a time. Mercury abandons this sequential bottleneck entirely by training a Transformer model to predict multiple tokens in parallel. The model starts with a sequence of pure random noise and applies a denoising process that iteratively refines all tokens simultaneously in a coarse to fine manner until the final text emerges. Because the generation happens in parallel rather than sequentially the algorithm achieves a significantly higher arithmetic intensity that fully saturates modern GPU architectures. The team paired this parallel decoding capability with a custom inference engine featuring dynamic batching and specialized kernels to squeeze out maximum hardware utilization.

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(posting on an alt b/c I'm probably gonna end up doxing myself and i don't want my banger memes tainted by my being a fed irl)

Hi!

I made a lil webapp that I'm looking to get early feedback on.

Basic idea is to have a library of things made up of stuff that individuals are willing to lend out.
Alternatively, it's like craigslist/fb marketplace but for borrowing stuff.

This was inspired by my local org managing the same concept in a spreadsheet, and I thought that a UI on top would make it more usable (and hopefully prompt more folks to join in).

General concepts:

  • Users add things they're willing to lend
  • Users join groups and share things with folks in that group
  • View and request things that other folks have shared

Goals:

  • Help folks save money and (hopefully) build community
  • Easy to start new group (can start with immediate neighbors or friends)
  • Easy to add folks to existing groups (e.g. new members in an org)
  • Visibility controls for different levels of trust (lend your jewelry to friends but not strangers)

How to test:

  • Link: https://mutual-aid-library.vercel.app/
  • Create an account
    • There's no email verification, so feel free to just use a made up email address
    • To add things, you'll need to go to 'my profile' and add name & contact info, then 'add new thing'
    • If you don't want to create an account, you can log in with email hexbear@hexbear.net, password pigpoopballs
  • idk poke around. Create a group. Join a group. Add a thing.
  • Please don't do malicious stuff. It'll probably work, and I'll be sad.

Feedback requested:

  • If nothing else, just a thumbs up/down would be nice
  • Is there something like this already?
  • Is working on this more a waste of time?
  • Would this be something useful to you personally?
  • Do you think others would use it?
  • What should be added/removed/changed?

Some of the best feedback I could get is "don't continue this for reason," or "direct your energy to project instead."
I'm fully expecting this to go nowhere outside of my org, so don't worry about hurting my feelings.

Actually, worry a little bit. Like don't call me stupid or something. But you can criticize the app. Constructively.

Thank you!

Known issues

  • Many! The app is pretty shit atm
  • UI is dumb
  • Inefficient as all hell
  • Group admins can leave groups w/o a succession plan
  • Group admins can't kick group members
  • A single 'contact info' field isn't right
  • Likely full of security holes
  • Location stuff needs work - searching, fuzzing, filtering, etc
  • Vibe coded. I don't like it either, but I don't know how to do fronted stuff and it's just for a proof of concept.
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treatlerism stays undefeated

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Requires a modern chromium-based browser unfortunately, but this is forgivable for such a ridiculous project.

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It's cool that these are science lasers and not (just)acid and pink floyd lasers

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cross-posted from: https://news.abolish.capital/post/30047

Elon Musk’s artificial intelligence company is continuing to fuel its data centers with unpermitted gas turbines, according to a Floodlight visual investigation. Thermal drone footage shows xAI is still burning gas at a facility in Southaven, Mississippi, despite a recent Environmental Protection Agency ruling reiterating that doing so requires a state permit in advance.

State regulators in Mississippi maintain that since the turbines are parked on tractor trailers, they don’t require permits. However, the EPA has long required that such pollution sources be permitted under the Clean Air Act.

Any exemption for these machines “could leave these engines subject to no emission standards at all,” the agency wrote in a January final ruling.

However, thermal images captured by Floodlight — and analyzed by multiple experts — show more than a dozen unpermitted turbines still spewing pollutants at the plant nearly two weeks after the EPA’s recent ruling.

“That is a violation of the law,” said Bruce Buckheit, a former EPA air enforcement chief, after reviewing Floodlight’s images and EPA regulations.

Thermal drone footage shows unpermitted turbines operating at xAI’s gas plant in Southaven, Mississippi, nearly two weeks after the EPA ruled such turbines require permits before they can run. (Evan Simon / Floodlight)

xAI, which is seeking permits for dozens more turbines in Southaven, did not respond to multiple requests for comment. The EPA, which under Trump has initiated a record low number of enforcement actions, declined to answer questions about the turbines at Musk’s AI facilities and referred to local authorities on permits.

The first and only public hearing on the matter is scheduled for February 17, and the public comment period is still open.

The Trump administration has made AI a priority, but as data centers proliferate across the country, regulators are struggling to keep pace with the industry’s increasing reliance on custom-built power sources and their public health impacts on surrounding communities. And Southaven, where state regulators are at odds with federal guidance, is a prime example.

xAI parked 27 unpermitted turbines in the suburban city of Southaven, Mississippi, to power the company’s nearby data center. Evan Simon / Floodlight

The turbines there help power Grok, the company’s controversial chatbot, and emit harmful pollutants linked to health problems such as asthma, lung cancer, and heart attacks.

“The risk of living next to this type of power plant is well documented,” said Shaolei Ren, a University of California, Riverside associate professor who specializes in the health impacts of data centers. “From the health perspective, we know that this is not good.”

Southaven residents have voiced concerns for months over the noise and pollution emanating from the 114-acre site that is largely hidden from public view — a site xAI is looking to expand.

“For them to be releasing so much pollution in such a populated area, not to mention that there are at least ten schools within a two-mile radius of the facility, is really concerning,” said longtime resident Shannon Samsa. “It’s horrifying to me that we’re allowing this in our community.”

From Memphis to Mississippi

The Southaven turbine cluster is part of xAi’s rapidly growing footprint along the Tennessee-Mississippi border. That expansion began in the spring of 2024 in South Memphis, next to historically Black neighborhoods, with the construction of Colossus 1, which the company touted as the world’s largest AI supercomputer.

The Southern Environmental Law Center released thermal images in April revealing that xAi had been operating more than 30 unpermitted gas-powered turbines at that site.

“We were hopeful that the health department would step in,” said Patrick Anderson, a senior attorney at the SELC. “That never happened.”

County officials in Tennessee maintained the turbines did not require a permit despite longstanding EPA policy that they do. In July, amid local pushback, the county permitted 15 turbines for use at Colossus 1.

On January 15, the EPA reiterated its decades-old policy that such machines need a permit. By then, xAi had already built a second data center in the area, Colossus 2. To power it, the company parked 27 turbines just across the stateline in Southaven, Mississippi, a diverse suburb of Memphis with higher-than-average levels of air pollution.

“When you’re talking about these turbines, think of the jet engine,” said Buckheit.

Thermal drone imagery captured by Floodlight in late January shows some of the 15 permitted turbines operating at xAI’s Colossus 1. Evan Simon / Floodlight

Despite the EPA’s recent directive, Floodlight’s thermal imagery — analyzed by multiple experts — shows 15 unpermitted turbines in operation at Southaven. Public records obtained by Floodlight show 18 of the 27 turbines have been used since November, at least.

“One might easily have expected, since this has been going on for some months, at least [issue a] stop work order,” said Buckheit, who served during the Republican administrations of Gerald Ford and George W. Bush. He also said the EPA could refer the case to the Department of Justice.

“But apparently that didn’t happen.”

xAI’s gas plant in Southaven, Mississippi, has been operating unpermitted turbines since at least November to power the company’s nearby datacenter, according to documents obtained by Floodlight. Evan Simon / Floodlight

Playing by a different set of rules

An EPA spokesperson did not answer Floodlight’s questions relating to its enforcement options, instead saying, “EPA does not approve the operation of gas turbines at facilities, that would be the state or local air permitting authority.”

Air permits are traditionally handled by state agencies. However, according to its own website, the EPA is responsible for making sure these agencies comply with federal regulations and “generally will take enforcement action” if a state government fails to “take timely and appropriate action.”

xAI “violated the Clean Air Act the first time, and now they’re gonna copy and paste and do it again,” said Anderson. “I maybe had some naive hope that the regulators who are most in the day-to-day business of implementing the Clean Air Act in Mississippi would do the right thing.”

In response to Floodlight’s questions, a spokesperson from the Mississippi Department of Environmental Quality said the EPA’s recent rule leaves permitting decisions to state authorities.

“The turbines currently operating at the Southaven facility are classified as portable/mobile units under state law and therefore remain exempt from air permitting requirements during this temporary period,” they said. “Nothing in the EPA’s January 15 rule altered that determination under Mississippi regulations.”

An asthmatic, Krystal Polk said she was forced to empty out the home that’s been in her family for generations and cancel her plans to retire there out of concerns for her health after xAI began operating gas powered turbines directly across the street from her property. Evan Simon / Floodight

Longtime resident Krystal Polk said she had no idea xAI was coming to Southaven until black fences were set up across the street from her house. The area, she said, was once quiet and serene, with an abundance of wildlife, but is now bombarded by ceaseless noise and pollution.

“I do feel like xAi is playing by a different set of rules,” she said.

An asthmatic, Polk said she was forced to empty out the home that’s been in her family for generations and cancel her plans to retire there out of concerns for her health.

“We are a casualty of the whole data center race,” she said. “I feel that my voice doesn’t matter.”

The spokesperson for the Mississippi Department of Environmental Quality said the agency takes public concern around emissions, noise, and overall quality of life seriously, and though the turbines — in their view — do not require permits, all “applicable air quality standards still apply.”

Krystal Polk’s family home (foreground) sits directly across the street from xAI’s gas plant in Southaven, Mississippi. Evan Simon / Floodlight

AI’s increasing thirst for fossil fuels

Despite lofty sustainability goals put forward by industry leaders, data centers across the country are increasingly turning to fossil fuels to power the AI boom by using custom-built power plants like the ones seen in Southaven.

Roughly 75 percent of this power comes from natural gas, according to a recent report by CleanView, which tracks clean energy and data center projects.

“Nearly every project we reviewed mentions renewables, hydrogen, or nuclear in its public announcements,” the author wrote, but renewables aren’t scheduled until 2028 or later.

And “nuclear is a decade away,” he said.

Now, xAI is seeking to expand in Southaven, applying in January for a permit to operate 41 turbines at the site.

The facility could emit more than 6 million tons of greenhouse gases and over 1,300 tons of health-harming air pollutants every year, according to xAI’s permit application. That would make it among the largest fossil fuel power plants in the state. The company also purchased property in Southaven for a third data center that, when completed, will make the Colossus cluster — spanning Memphis to Southaven — one of the largest data center complexes in the world.

Shannon Samsa, a physician’s assistant, had hoped to raise a family in Southaven, but the presence of xAi’s gas-powered turbines has made her and her husband reconsider. Evan Simon / Floodlight

“It would be devastating,” said Samsa, the Southaven resident. “No community in their right mind would want something like this in their backyards.”

Samsa, a physician’s assistant, had hoped to raise a family in Southaven, but the presence of xAi’s gas-powered turbines has made her and her husband reconsider. She has helped collect more than 1,000 signatures for a petition demanding Mississippi authorities shut down the plant.

“I don’t want my children to be growing up around such massive amounts of air pollution,” she said. “I don’t want them to have to live in a place where their health and their overall well-being are not considered over economics.”

This story was originally published by Grist with the headline ‘A different set of rules’: Thermal drone footage shows Musk’s AI power plant flouting clean air regulations on Feb 21, 2026.


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