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The Daily Triptych048 / 365

17 FEB 2026

Day 48

To see a World in a Grain of Sand, and a Heaven in a Wild Flower.

William Blake · Auguries of Innocence
Reconstructed stone façade of a temple-like structure with columns, carved female figures between the columns, and sculpted friezes on the base, displayed inside a museum gallery.

I · THE OBJECT · BRITISH MUSEUM

The Nereid Monument

Lycian · circa 390 BC · mausoleum

A ruler in Persian-controlled Lycia built his tomb to look like an Athenian treasury. The style was imported; the ambition was local.

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II · THE IDEA · ARTIFICIAL INTELLIGENCE

Prefill Versus Decode

Inference · Memory bandwidth versus compute · Transformer architecture pattern

A model answers in two phases with opposite bottlenecks. One burns compute on your entire prompt at once; the other waits on memory for every single token it writes.

Enter lesson 6 MIN

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

Rows of columns supporting two tiers of striped arches in red brick and pale stone, receding into a dim interior.

III · THE WORK · ART HISTORY

The Great Mosque of Córdoba

786 · Limestone, reused columns · 125 × 54 metres

Columns too short for the ceiling were made tall enough by stacking a second tier of arches above the first, in alternating stone and brick.

Enter lesson 6 MIN

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