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Field notes on mobile, architecture & AI.

Lessons from a decade of shipping apps to millions of users, and from building products with AI agents. Written for engineers and the people who hire them.

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Nov 7, 20266 min read

You're Paying for AI Twice. The Second Bill Is Your Know-How.

The Reverse Information Paradox, and why the most valuable thing you give an AI isn't your data. It's your corrections.

AIEnterprise AIArchitectureData Privacy

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