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The Daily Triptych214 / 365

2 AUG 2026

Day 214

All that is solid melts into air.

Karl Marx and Friedrich Engels · The Communist Manifesto
A dense black-and-white Crucifixion scene: three crosses rise above a crowd of mourners and mounted figures, while a pale shaft of light falls through a dark sky.

I · THE OBJECT · BRITISH MUSEUM

The Three Crosses

Rembrandt · 1653 · Etching print

Three crosses emerge from a crowded, darkened scene in Rembrandt’s 1653 print, whose successive reworkings altered where the eye can rest.

Enter lesson 5 MIN

II · THE IDEA · ARTIFICIAL INTELLIGENCE

Retentive Networks for Long Sequences

architectures · arXiv 2307.08621 · 2023

RetNet replaces attention with retention: one formulation that trains like a Transformer yet decodes with a fixed-size state, aiming at constant cost per new token.

Enter lesson 6 MIN

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

A large, smooth, bean-shaped steel sculpture in a plaza, its mirror surface reflecting buildings and sky, with an open arch beneath and people walking around it.

III · THE WORK · ART HISTORY

Cloud Gate

Anish Kapoor · 2004 · Steel

In Millennium Park, a polished steel sculpture ten metres high holds the skyline and the sky on its skin, and offers no picture of its own.

Enter lesson 6 MIN

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