In the age of AI · Leave room for the unknown

“If you do not expect
the unexpected,
you will not find it.”

Heraclitus

New tools have a way of unsettling old answers. Stay curious, keep making—the things we build will show us where to go next.

See what I’m building Follow the process

A public Vibe Coding experiment

From ¥0 to ¥1,000,000.

Current project: FanFan Cards · Revenue ¥0

Total revenue¥0Goal ¥1,000,000

0.00%¥1M

Follow the experiment ↗

Exploring now AgentsVibe CodingAI workflows

Selected work · 01

More work will follow.
For now, make this one count.

FanFan Cards

Chrome Extension

Select a word on any real English webpage. Let AI explain what it means in context, then keep the sentence, source, and review together.

Context-awareSpaced reviewYour data, your controlFree forever

Learning data stays in your browser by default, with optional sync to your own private GitHub repository.

Explore the product ↗ View source ↗

CURRENTLY
BUILDING FanFan
Cards READ · KEEP · REVIEW

/ ABOUT

What matters most is not how much AI can do,
but what it ultimately changes.

01Open source & engineering

Public contributions leave a verifiable trail and ground product decisions in real engineering.

02Agents & Vibe Coding

Turn ideas into usable, testable things faster.

03AI workflows

Rearrange repetitive work so tools genuinely fit into everyday life.

Building notes

The process is worth keeping.

2026 · 08

01 · Starting point

FanFan Cards is preparing for its first public release.

First, put the product in the hands of real users. Current project revenue: ¥0. Total revenue: ¥0.

View project ↗

Have a real problem worth solving?

Let’s talk about the real problem.

Emailluffyliux@gmail.com X@luffyliux GitHubCarGod