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Technical articles and insights

I Spent a Day and a Half Using AI to Make a Literacy Game for My Son

It started when my son quietly told me that he often couldn't get the little red flower for character recognition at school. I used a coding agent to build him a PAW Patrol-themed literacy game, all in about a day and a half. The most surprising part wasn't that my son refused to stop playing—it was my wife's reaction. For the first time, she truly felt that AI had landed right in our living room.

9 min read

Wartime in the AI Industry

Anthropic introduced real-name verification, and China is in an uproar. But honestly, this is no surprise. The AI industry has been in a state of war since 2023—chip bans, military contracts, model blockades. It's all too similar to the Qing Dynasty during the Industrial Revolution.

9 min read

Digital Identity Is the Biggest Leverage

Production is no longer valuable; speed of validation is. Karpathy ran 700 experiments in two days, Lei Jun got poll conclusions in a few days—digital identity is currently the biggest personal leverage. If you don't start by year-end, it'll be too late.

6 min read

Failing Faster

Spent four hours wrestling with a Chrome extension, finally fixed it with a quick search. Xiaohongshu experiments were a total washout. AI coding won't reduce your failures, but it will make you fail faster—three model generations in three months, today's dead end might be passable next month.

6 min read

When the Dumpling Shop Starts Publishing Skills

GitHub is becoming Xiaohongshu, and WeChat Official Accounts are becoming GitHub. A dumpling shop owner vibe-codes a skill, a Hollywood star is the first author on a GitHub repo, and it's trending on Moments to distill colleagues into skills. But skills might not be the point—agent interoperability is.

5 min read

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