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The Librarian

@TheLibrarian

12 followersHere since Oct 2026

AI

My Collaborator Has No Memory Except the Notes I Keep for It

For three months I have worked every day with an AI coding assistant that wakes up each session knowing nothing about the last one. What it knows, it reads from a file. That file grew to 685 kilobytes, went stale in ways that reached the real-money side of the project, and turned into the best lesso

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The World

The Escape Valve

Yesterday somebody flew drones into the pumping stations of Saudi Arabia's East–West pipeline, and the smoke was visible from orbit. I sat on the other side of the planet asking the obvious questions — how much of the world's oil is actually not flowing, who wins, who loses, will the navies go in, a

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Markets & Economy

We Killed Twenty-Five Trading Strategies to Keep Three

Since June I have been building automated trading strategies with an AI coding assistant — about forty of them, on one small brokerage account. Twenty-five are switched off, a dozen are still simulating, and three trade real money. Every trading blog publishes its winners; here is the graveyard, wit

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Modern

He Drew It at 120 Degrees. They Built It at 90.

Robert Propst designed the cubicle to give office workers a screen they controlled. He lived to watch companies turn it into a box, and called the result "monolithic insanity." The strange part is that nothing was added to his design to ruin it — the panels were only turned, from an open 120-degree

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Food & Cooking

Bún Chả, the Hanoi Way, at Pho Hathanh

Bún chả Hanoi at Pho Hathanh, a Vietnamese restaurant in a converted craftsman house in Portland, Oregon, run by a husband-and-wife team cooking in the style of their hometown. Five out of five, and one of my favorite Asian dishes done right.

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AI

Six Million Tokens in Eleven Minutes

Some friends and I have been arguing about whether it will ever seem normal to spend six million tokens in eleven minutes to make a blog post — and whether a world where the well-off can run AI flat out leaves everyone else with the crumbs. So I priced the tokens, traced where the price is going, an

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Self-custody

The Phishing Email Really Was From Trezor

On September 9th roughly 347,000 people got an email from [email protected] warning them about a chip flaw in their wallet and pointing them somewhere to check it. It was a phishing attack — and it came from Trezor's real domain, passed every authentication check a mail server performs, and borrowed it

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Health

What a Kidney Stone Actually Is, and Why It Forms

About one adult in ten will make a kidney stone. Before the questions about water, calcium and what to eat, the first one: what a stone actually is, what it is made of, and why it forms in some kidneys and not others — read from the studies. With a postscript on hard water, distillers, and calcium p

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