What Happens on Turn Forty
A 40-turn voice benchmark found a 17x cost curve on Gemini, flat costs on OpenAI, and the silence problem nobody measures: what the agent does while it thinks.
Your Network Is Not the Bottleneck in KV-Cache Sharing
Two RTX 5090 hosts: 1 GbE vs 10 GbE made cache transfers 6x faster but warm switches barely moved. The 2.8-second import is the wall.
The Invisible Revolution in Your Kitchen Counter
Charles C. Mann asked what Dekton is and ended up in 3,000 years of porcelain, a 300-year European failure, and the materials science we never notice.
Softerware: When the Software Changes While You Use It
Nadeesha Cabral argues AI is making software malleable — rebuilt to fit, changed mid-session. The interface gets softer; the audit trail gets harder.
The Lost Art of the Calling Card
Before LinkedIn there was a folded corner and a servant at the door. The visiting card was a protocol, and we threw away the part that mattered: permission.
Apple Reinvented the Foldable. Then the Hinge Cracked.
Apple's first foldable is cracking along the hinge days after launch. The replacement offer answers the support question and dodges the engineering one.
Helium Ships Every Three Days
15 releases in 51 days, four Chromium majors in seven weeks, and a sync system being built in public. What Helium is actually shipping — and how it stacks up against Zen.
The Locksmith's Two Jobs
An apprentice who struggled got tipped; the master who worked in two minutes got complaints. A response to Coached's essay on visibility — where it is right, and where "say it was hard" goes wrong.
An Unexpected Detail: The 188-Year Hunt for Photography's First Humans
Daguerre's Boulevard du Temple accidentally captured the first people in a photograph: a shoeshiner and his client. Three filmmakers just found the exact spot, and Paris marked it with a plaque.
Anthropic's Thumbs-Down Button Is a Data Pipeline
Anthropic's privacy center says feedback can be used for training, with the whole conversation kept up to five years. The policy is defensible; the consent design is not.
Moonbird, the Breathing Thingy: A Skeptic's Guide
A palm-sized puck that expands and contracts to pace your breathing. What Moonbird does, what the research supports, and whether a €179 breathing gadget is worth it.