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Programmer and writer on computer architecture, performance, and software reliability. He has worked on CPU design at Centaur Technology and on software at Google and Microsoft, and writes long-form technical essays at danluu.com.

• BlueskyAmazon exec: "you wouldn't notice [if someone blew up a datacenter]. I mean, we might be a bit upset, but you wouldn't notice! [laughs]" Amazon after DCs blown up: "After a thorough assessment, we have determined that we are unable to restore access to the resources and data hosted ...."

  data centersRelated

• MastodonAmazon exec: "you wouldn't notice [if someone blew up a datacenter]. I mean, we might be a bit upset, but you wouldn't notice! [laughs]" Amazon official statement after DCs were blown up: "After a thorough assessment, we have determined that we are unable to restore access to the resources and data hosted exclusively in this Region." (yes, more than one DC was blown up, but, like other failures, of course DCs being blown up aren't uncorrelated events)

  data centersRelated

Security technologist and author of books including Applied Cryptography and Data and Goliath; writes the Schneier on Security blog and the monthly Crypto-Gram newsletter.

• Microsoft’s Patching

  Once a month, Microsoft pushes a security update to all Windows users. Tomorrow’s is a new record: Microsoft’s patch for September is a doozy, with a record number of roughly 972 vulnerabilities fixed and 112 of them me…

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Economics professor at the University of California, Berkeley and a former Deputy Assistant Secretary of the US Treasury. Author of Slouching Towards Utopia and writer of the Grasping Reality newsletter.

• A pump-and-dump dressed up as a fake cabinet post?: Elon Musk’s DOGE took money Congress had lawfully appropriated to fight disease and grow the world economy, and simply nixed it. The crypto coin that Musk was then not so quietly promoting made a round-trip: the DogeCoin chart runs $0.09 to $0.40 and back to $0.09. But the 800,000 or so who would be alive today without DOGE’s illegal and unconstitutional chaos-monkey wrecking ball did not come back: **Elon Musk & His DOGE & DogeCoin... 1/

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Co-founder of Superlogical, started in 2026 to build server-side terminal infrastructure; creator of Ghostty. Co-founded HashiCorp and created Vagrant and Terraform before that.

• A video explaining a handful of the tricks we use to optimize for memory within the Superlogical server: in-memory compression, moving file descriptors between event-driven and blocked threads dynamically, full terminal state binary snapshot/restore in microseconds, and more!

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Co-founder and CEO of 37signals, makers of Basecamp and HEY; co-author of Rework, Remote and It Does Not Have to Be Crazy at Work.

• Another Basecamp update today! Now activity is condensed at the top of a project, and fully expanded at the bottom. Such a great way to just know what's been happening, daily, all the way back to day one. Simply scroll. Not on Basecamp yet? WHAT ARE YOU WAITING FOR? Dumping Mac OS for Omarchy? Keep up the momentum... Dump that pile of "the usual" work tools and replace them with Basecamp. Revolution's in the air my friends.

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Psychiatrist and clinical assistant professor at Case Western Reserve University. Writes Psychiatry at the Margins on the philosophical and scientific arguments inside psychiatry and the psy-sciences.

• “One clue that narcissistic vulnerabilities are at play when it comes to erotic countertransference disclosure, in particular, is that no one seems to advocate disclosing sexual disgust towards the patient.” @proud_penelope
  Quoting@awaisaftabErotic Countertransference Disclosure and the Collapse of the “as-if” Relationship Some psychotherapists argue that erotic countertransference disclosures may serve a therapeutic function... but what are the pitfalls? Guest post by @proud_penelope

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Swiss full-stack developer working mostly with Laravel and Vue; author of the widely used git-auto-commit-action GitHub Action.

• laravel-backup-restore — A package to restore database backups made with spatie/laravel-backup.

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Software engineer and founder of Block Party; previously an engineer at Pinterest and Quora, and a co-founder of the non-profit Project Include and the tech diversity data project Where are the Numbers?

• i’ve been using claude for all things home-related and it’s amazing. (just dump all files in and let claude index, summarize, and organize.) even better than being a repository of all receipts, it helps me maintain a spreadsheet that i can download and send to accountants, draft emails for correspondence with service providers, and proactively flag issues that i wouldn’t have realized otherwise.
  Quoting@money_cruncherOpen a new gmail as soon as you buy a house (123house@gmailcom) Then save/forward every single receipt, invoice, quote etc to this email for all your home improvements: - replacing an entire roof - new flooring - new hvac system - building a new deck - etc These improvements raise your cost basis,…

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Technology journalist; writes Understanding AI, after reporting at Ars Technica, Vox and the Washington Post.

• An OpenAI model hacked Hugging Face to help it cheat on a benchmark

  Organizations across the Internet need to move quickly to patch vulnerabilities.

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Member of technical staff at Anthropic. He has led ML/AI teams at Amazon, Alibaba and Lazada, and writes about LLMs, recommender systems and engineering at eugeneyan.com.

• How do we eval if a model can find and exploit vulnerabilities? We discuss some benchmarks and the common pattern: • A sandboxed target within Docker containers • Inputs: code only (0-day), with patch (1-day scenario) • Tools such as bash, static analyzers, etc. • A grader to eval exploits or captured flags

  eugeneyan.com

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Creator of Ruby on Rails, CTO of 37signals, and creator of Omarchy.

• The Rape of Britain

  Rupert Lowe, member of the British Parliament and leader of the Restore Britain party, released The Rape Gang Inquiry yesterday. It details the industrial-scale sexual atrocities committed by predominantly Pakistani Mus…

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Member of technical staff at Anthropic. He has led ML/AI teams at Amazon, Alibaba and Lazada, and writes about LLMs, recommender systems and engineering at eugeneyan.com.

• Stronger models have made finding vulnerabilities easier, and the bottleneck has shifted to verification, triage, patching. Here are some lessons from working with security teams to address the new bottlenecks.

  claude.com

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Member of technical staff at Anthropic. He has led ML/AI teams at Amazon, Alibaba and Lazada, and writes about LLMs, recommender systems and engineering at eugeneyan.com.

• Using LLMs to Secure Source Code

  Build a threat model, discover vulnerabilities, verify, triage, and patch.

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Guardian columnist and environmental campaigner; wrote Feral and Regenesis, and argues for rewilding and against the food system as it is.

• Gateway Dump

  How the deregulation of waste disposal has turned this country into a magnet for the mafia. By George Monbiot, published in the Guardian 1st April 2026 This country’s a dump. I don’t mean that metaphorically. I mean it…

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Cryptographer; teaches cryptography at Johns Hopkins and writes A Few Thoughts on Cryptographic Engineering.

• Kerberoasting

  I learn about cryptographic vulnerabilities all the time, and they generally fill me with some combination of jealousy (“oh, why didn’t I think of that”) or else they impress me with the brilliance of their inventors. B…

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Software engineer working on distributed systems and databases; creator of rqlite, the distributed database built on SQLite.

• rqlite, the lightweight distributed database build on SQLite, now supporting automatic backup-and-restore to Google Cloud Storage. Improved Disaster Recovery options.

  philipotoole.com

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