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The Daily Triptych069 / 365

10 MAR 2026

Day 69

Science is what we understand well enough to explain to a computer.

Donald Knuth · A=B, Foreword
A crested helmet covered entirely in small feathers, woven onto a shaped frame, with a smooth curved surface that rises to a point at the back.

I · THE OBJECT · BRITISH MUSEUM

Hawaiian Feathered Helmet

Native Hawaiian · Early Modern · Featherwork

A mahiole required catching birds, plucking a few feathers, and releasing them — repeated thousands of times. The labour itself was the point, making rank visible through accumulated care.

Enter lesson 6 MIN

II · THE IDEA · ARTIFICIAL INTELLIGENCE

Dense Versus Sparse Models

Reasoning and architecture · GPT-3 175B · Mixtral 8x7B, Switch-C 1.6T

A four-hundred-billion-parameter model that uses only thirteen billion at a time can run on hardware where the full dense version cannot, yet it still needs the memory to hold all four hundred billion.

Enter lesson 6 MIN

Written before source checking was enforced · facts in this lesson are unverified

A standing figurine carved from pale ivory, with an upright human body and the head of a lion, its surface marked by age and wear.

III · THE WORK · ART HISTORY

The Lion-Man of Hohlenstein-Stadel

Aurignacian · c. 38,000–33,000 BC · Mammoth ivory

Someone carved a body that does not exist — upright like a person, headed like a cave lion — and the work survives. It is between 35,000 and 41,000 years old.

Enter lesson 6 MIN

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