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Notes on El Salvador
In 1995, El Salvador had an intentional homicide rate of 139 per 100,000, the highest in the world and one of the highest rates recorded in modern history. Like all educated middle-class Americans,…
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The latest blog posts to take off on Hacker News. 5,273 posts.
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Significant performance and correctness improvements to the kernel
The Redox official website
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The jobs being replaced by AI – an analysis of 5M freelancing jobs
Last Updated: January 23, 2026There’s no question that AI will impact jobs. But which jobs are more likely…
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Xz/liblzma: Bash-stage Obfuscation Explained
Yesterday Andres Freund emailed oss-security@ informing the community of the discovery of a backdoor in xz/liblzma, which affected OpenSSH server (huge respect for noticing and investigating this). Andres' email is an amazing summary of the whole drama, so I'll skip that. While admittedly most juicy and interesting…
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NetBSD 10.0 Released
Download 10.0 from our CDN: amd64 USB , amd64 CD , various ARM devices , full release dir with everything else .
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Models all the way down
LAION-5B is an open-source foundation dataset. It contains 5.8 billion image and text pairs—a size too large to make sense of. We follow the construction of the dataset to better understand its contents, implications and entanglements.
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Roll-Invert-Unroll: An easier way to replace a duvet cover
This way of putting a cover onto a duvet might save you effort and time!
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Git as a debugging tool
Debugging with Git Grep, Git Blame, Git Log and Git Bisect
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Running OCR against PDFs and images directly in the browser
I attended the Story Discovery At Scale data journalism conference at Stanford this week. One of the perennial hot topics at any journalism conference concerns data extraction: how can we …
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An unusual 7400-series chip implemented with a gate array
When I look inside a chip from the popular 7400 series, I know what to expect: a fairly simple die, implemented in a straightforward, cost-e...
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Veloren, an open source game, release 0.16
Veloren 0.16 Release
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About the Tailscale.com outage on March 7, 2024
On March 7, 2024, tailscale.com was unavailable for approximately 90 minutes due to an expired TLS certificate. We were able to identify and address the issue quickly, and the downtime was mostly limited to our marketing materials and documentation; still, we would like to explain exactly what happened, what the…
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DeWitt and Stonebraker's "MapReduce: A major step backwards" (2009)
In January 2008 David DeWitt and Michael Stonebraker published an article criticising MapReduce. As far as I can find, the article is no lon...
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Linear Algebra of Types (2019)
It gives my brain a pleasant thrum to learn new mathematics which mimics the algebra I learned in middle school. Basically this means that the new system has operations with properties that match those of regular numbers as much as possible. Two pretty important operations are addition and multiplication with the…
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Garbage collection for systems programmers (2023)
Yet another programming blog. Thoughts on software and related misadventures.
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Some notes on Firefox’s media autoplay settings in practice as of Firefox 124
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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Someone has been attempting to DDoS us for weeks and we do nothing
Someone has been attempting to DDoS us for weeks now. They have flooded our server with hundreds of millions of requests and attempted to download our setup…
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When will the eclipse happen? A multimillennium tale of computation
Wolfram tech and its dedicated website now easily predict eclipses. A look at advances in understanding and science from ancient eclipse data thousands of years old through current eclipse calculations.
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Engineers find a new way to convert carbon dioxide into useful products
MIT chemical engineers devised an efficient way to convert carbon dioxide to carbon monoxide, which can be used to generate useful compounds such as ethanol and other fuels.
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Refix: Fast, Debuggable, Reproducible Builds
What makes it really fast is a small Rust program called refix that post-processes your build outputs (if you don't want to compile from source, here's a static Linux binary .) Both the program and this document are written for the context of C/C++ source code compiled to native binaries. But this can work with other…
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Running a Raspberry Pi with a read-only root filesystem
While there are downsides, using a read-only root filesystem will dramatically increase your Pi SD card's lifetime.
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Everything I Know About the XZ Backdoor
Please note: This is being updated in real-time. The intent is to make sense of lots of simultaneous discoveries
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Qwen1.5-Moe: Matching 7B Model Performance with 1/3 Activated Parameters
GITHUB HUGGING FACE MODELSCOPE DEMO DISCORD Introduction Since the surge in interest sparked by Mixtral, research on mixture-of-expert (MoE) models has gained significant momentum. Both researchers and practitioners are keenly interested in understanding how to effectively train such models and assessing their…
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Ross Anderson has died
This is not something I was expecting or ever imagining I would write; I’ve just heard. This is a tremendous loss for us all. Professor Ross Anderson, FRS, FREngOur dear friend and treasured …
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OpenVoice: Versatile instant voice cloning
Discover OpenVoice: Instant voice cloning technology that replicates voices from short audio clips. Supports multiple languages, emotion and accent control, and cross-lingual cloning. Efficient and cost-effective, outperforming commercial APIs. Explore the future of AI voice synthesis.