Build Less Solve More

Build Less Solve More

An honest fortnightly read for founders shipping product with AI. One essay from inside the work, plus the sharpest things I've read, filtered hard. No hype. Just signal.

Your product is too complicated. And too simple. At the same time.

Sep 9, 2026

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4 min read

Your product is too complicated. And too simple. At the same time.

Build Less, Solve More · Issue 2

Adrien Castelain
Adrien Castelain
Rules That Hold, Rules That Don't

Aug 25, 2026

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3 min read

Rules That Hold, Rules That Don't

Build Less, Solve More · Issue 1

Adrien Castelain
Adrien Castelain