Warren Chu · Since 2024

The journey.
documented.

An honest record of building in the age of AI — every lesson, every mistake, every thing worth remembering.

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AI & Automation

Prompt Engineering Is Dead. Kind of.

Everyone’s talking about how to talk to AI. Most of them are still thinking too small. There’s a phrase that’s...

Jun 13, 2026 →
AI & Automation

We spent $416 on a simple automation. Here’s what we learned.

Early in building my AI systems, I handed a task to an AI agent and...

Jun 8, 2026 →
Life & Process

Big Things Take Less Energy Than Small Things

Here’s something nobody told me when I started building a company: Big things are easier...

Jun 8, 2026 →
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Whatever's worth remembering

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AI & Automation

AI & Automation posts

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EDC

EDC posts

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Entrepreneurship

Entrepreneurship posts

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Health

Health posts

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How-To's

How-To's posts

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Life & Process

Life & Process posts

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Philosophy

Philosophy posts

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Photography

Photography posts

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Productivity

Productivity posts
About

Not a blog.
A memory.

Chumania started as a place to write down things I figured out — so I wouldn't have to figure them out twice. How to center a column. How to sign a document digitally. How to think about a problem.

Then AI came along and changed everything. Now the lessons are bigger, the stakes are higher, and the journey is worth sharing. This is that journey, documented in real time.

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5

Posts published and counting

$416

The lesson that changed how I build with AI

∞

Things left to figure out

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