writing
Writing.
Notes on building — hardware, software, and the space between.
How we carved out space in a saturated market
June 22, 2026 The strategy and technical decisions behind ipchu.com — an IP lookup tool that competes on performance and long-tail SEO rather than fighting entrenched incumbents head-on.
SEOCloudflareedgeproduct
如何在一个被占领的赛道里找到立足点 ZH
June 22, 2026 构建 ipchu.com 的过程：在 "what is my ip" 这个竞争极度激烈的关键词市场里，用技术洁癖和长尾策略找到生存空间。
SEOCloudflareedge产品
We built the wrong thing first
June 22, 2026 The origin story of Options Wise — from personal quantitative tooling to a failed first attempt, and the rebuild that made it to Google Play in nine working days.
Androidproductoptionsfinance
我们先做了一个错误的版本 ZH
June 22, 2026 Options Wise 的诞生故事——从自用的量化工具出发，经历一次失败的尝试，再到九个工作日内重建上线 Google Play 的过程。
Android产品期权金融
Studio, not solo
June 1, 2026 Why we run as a three-person team instead of the indie hacker model everyone talks about.
studiobuilding