Notes

Short-form thoughts, links, and learnings.

• May 6, 2026 一叶障目 Substack
• May 1, 2026 人有多大胆 地有多大产 Substack
• Apr 30, 2026 The interesting fact is that good enough. Substack
• Apr 29, 2026 you cannot fool your customers, particularly when your custo… Substack
• Apr 20, 2026 It’s interesting how things developed. I felt I’m fooled, on… Substack
• Apr 15, 2026 How to win AI? Don’t compete on repeatable executions for su… Substack
• Apr 13, 2026 We learnt it already with pandemic, how cities shrink, but c… Substack
• Apr 13, 2026 there is always 2 mindsets: 1) why they did this to me? vs 2… Substack
• Apr 13, 2026 Resilience matters, many tech engineers live a competitive l… Substack
• Apr 9, 2026 We deliver fast now. Substack
• Apr 8, 2026 I took a break. Simply because I was tired and burnt out wit… Substack
• Mar 27, 2026 Truth is truth. Substack
• Mar 26, 2026 The tech world will become silo. Substack
• Mar 20, 2026 The faster I work, the more I deliver, the less churns on do… Substack
• Mar 18, 2026 Am I working on something that’s valuable? Substack
• Mar 15, 2026 I listened to latent space, in a frontier ai company’s engin… Substack
• Mar 14, 2026 The Wall-E world is coming. When it comes, there will be no … Substack
• Mar 12, 2026 Today I raised an opinion in an open chat with strangers, wh… Substack
• Mar 12, 2026 if you are an engineer/builder, here is my best advice as of… Substack
• Mar 10, 2026 The frustration is not to work calmly under the AI pressure,… Substack
• Mar 5, 2026 So interesting that, we leverage the non-deterministic LLM t… Substack
• Mar 4, 2026 As an employees, why I am capable of my current job? Substack
• Feb 27, 2026 我听着Suno里面智能生出的音乐 想起一个词 无病呻吟 想着说之前的作词作曲都是作者的思想感情 后面仔细一想 也并非如此… Substack
• Feb 26, 2026 Resilience is important. Substack
• Feb 24, 2026 SaaS companies that holding a primitive functionality will r… Substack
• Feb 24, 2026 What makes a leader? trust your followers. Substack
• Feb 21, 2026 Stay hungry, stay foolish. Substack
• Feb 17, 2026 It’s time for perfectionism. Substack
• Feb 3, 2026 These AI assistants force you to be solo player. Substack
• Jan 18, 2026 Work hard, work long, and work smart, you cannot succeed wit… Substack
• Jan 16, 2026 the future belongs to who have dreams and don’t hesitate to … Substack
• Jan 15, 2026 Maybe only me, GOOG is actually being impacted. Substack
• Jan 9, 2026 My son asked, “am I above average at this skill?”, I told hi… Substack
• Jan 9, 2026 optimize for people Substack
• Jan 8, 2026 Graphite claim that they are the new PR tool for AI, but to … Substack
• Jan 7, 2026 engineering strength: Substack
• Jan 6, 2026 I kept complaining that the infra and tools changed rapidly … Substack
• Dec 30, 2025 I saw some posts around the power of vibe coding or AI tooli… Substack
• Dec 21, 2025 I’m so frustrated by how my echo dot cannot play my Spotify.… Substack
• Dec 15, 2025 evaluation is the king. Substack
• Dec 12, 2025 Essentially I want to deal with big problems where intellige… Substack
• Dec 5, 2025 The very important strength for software engineer: know what… Substack
• Dec 4, 2025 OAI cannot make its auth right, that’s why I don’t use it re… Substack
• Nov 19, 2025 customers are always right. Substack
• Nov 11, 2025 I’m Chinese. Substack
• Nov 7, 2025 It’s just better. It’s faster, cheaper, able to do something… Substack
• Nov 7, 2025 I heard the podcast, the conviction was not there. Substack
• Nov 4, 2025 Improvements normally come from more granular observations. Substack
• Oct 31, 2025 Don’t be angry at work, different team have different perspe… Substack
• Oct 26, 2025 I’m no longer interested in the big corp set up but find my … Substack
• Oct 23, 2025 Many PM or leadership have good ideas, or learn from competi… Substack
• Oct 21, 2025 I got a HR call, a good brand, however I got bored just in t… Substack
• Oct 21, 2025 Things are changing rapidly, ai code assistant, ai review as… Substack
• Oct 18, 2025 Note the people complaining about, they care and they are no… Substack
• Oct 16, 2025 Work for the professionals who is willing to pay more to gai… Substack
• Oct 16, 2025 Would Spotify beat YouTube? Substack
• Oct 14, 2025 Having access to too much info is bad, data mining itself is… Substack
• Oct 14, 2025 people love to innovate, instead of KISS. Substack
• Oct 13, 2025 determine my metrics. Substack
• Oct 11, 2025 The extreme opportunity comes with not only the low price bu… Substack
• Oct 6, 2025 There 2 strategies of running businesses: 1 focus on marketi… Substack
• Oct 6, 2025 It’s really interesting to see how cursor let sales engineer… Substack
• Oct 4, 2025 A leader, first of all, and most important, has a habit to l… Substack
• Oct 3, 2025 Think of the n00b tasks that you want a new joiner to wrap u… Substack
• Sep 22, 2025 “knowing what to do” vs. “actually do it”, there is a big ga… Substack
• Sep 22, 2025 the mortgage company sent a survey that I won’t answer. they… Substack
• Sep 19, 2025 When thinking about future, I kept memorizing the WallE, tha… Substack
• Sep 19, 2025 Be careful on the metric shift. Substack
• Sep 15, 2025 Keep the OG for full context and guide, otherwise the same d… Substack
• Sep 12, 2025 When do you know that you are right? Turn the problem into a… Substack
• Sep 11, 2025 The real question is, which one has deeper moat? Nvidia or O… Substack
• Sep 10, 2025 As I grew a lot at Amazon, being a Principal Engineer was my… Substack
• Sep 9, 2025 I don’t agree with daily stand-ups. Waste of individual time… Substack
• Sep 3, 2025 I’m more confident on my judgement now. Substack
• Aug 29, 2025 What are the real important things? What’s my current tenets… Substack
• Aug 26, 2025 Simple stupid, CitiBank. Substack
• Aug 19, 2025 How confident you are on AI coding? Substack
• Aug 19, 2025 The beauty speaks for itself. Substack
• Aug 13, 2025 There are lots of things that are right to do; but they are … Substack
• Aug 9, 2025 Business is business, business man doesn’t sale goods, they … Substack
• Aug 8, 2025 Vibe is dangerous. Substack
• Aug 7, 2025 I’m angry because I lost interest to fix things, I started c… Substack
• Aug 6, 2025 If I have to quantify an engineering org, here are the top m… Substack
• Aug 1, 2025 explain code, explain tools, explain runbook process, explai… Substack
• Jul 31, 2025 I can easily tell whether a person is trying hard to solve a… Substack
• Jul 31, 2025 You wait for next big wave, it’s chaos, the coming wave migh… Substack
• Jul 30, 2025 Nice, so instead of X I can publish here with my own space. … Substack
• Jul 30, 2025 The “trust” problem. Substack
• May 17, 2025 First note