Notes

Short-form thoughts, links, and learnings.

Aug 8, 2026 1 just do it Substack
Aug 8, 2026 i saw the post saying they rely on LLM on quality check and … Substack
Aug 5, 2026 it’s weird. Substack
Aug 4, 2026 As you grow in career ladder, the real measurement is the am… Substack
Aug 4, 2026 王德发 opus5 不当人！把事情都叽里咕噜的做完了！ Substack
Aug 3, 2026 it’s interesting how the pricing was among models, it also s… Substack
Aug 2, 2026 Leverage and conduct, don’t let it make judgement for you. Substack
Jul 30, 2026 efficiency controvert corporation Substack
Jul 28, 2026 i miss the old days where we can frequently see model’s time… Substack
Jul 24, 2026 pullback, doubt, roi, interestingly how people think about i… Substack
Jul 24, 2026 feature work → ops work Substack
Jul 23, 2026 I came across below post, just the title, and agree with it.… Substack
Jul 20, 2026 For enterprise, never replace their builders, enables them a… Substack
Jul 18, 2026 What if I’m dying in ten years. Substack
Jul 17, 2026 A clearer problem statement results in a better solution. Substack
Jul 16, 2026 don’t argue, they might complete the tasks when you are deba… Substack
Jul 10, 2026 it’s pretty straight forward if you are in the game Substack
Jul 4, 2026 我们在上海的时候入住两个酒店 Substack
Jun 29, 2026 长安大居不易 Substack
Jun 22, 2026 模型天生是懒的 Substack
Jun 21, 2026 曾经我觉得我梦想中的家居就是muji挂在墙上的CD机等我租房买房换房 CD已经退出舞台门店里也没有再看到 Substack
Jun 16, 2026 P•SaaS Substack
Jun 14, 2026 All in open model. Substack
Jun 12, 2026 I’m listening to latent space, the interviewee said they lis… Substack
Jun 11, 2026 What’s the secret source of opus 4-7+? Substack
Jun 9, 2026 If you trust ant, v5 itself is the biggest thing! Substack
Jun 7, 2026 vibe-coding: idea → chat → ai impl+test → human try end prod… Substack
Jun 6, 2026 When delivery is always close and low effort, it encourages … Substack
Jun 5, 2026 #blame #opus-4-8 Substack
Jun 5, 2026 I need spend more time on training small models for a proble… Substack
Jun 5, 2026 i’m 100x in repeated tasks delivery, but i can’t 100x in fea… Substack
Jun 4, 2026 AI acts like a Phd intern in almost every skills (some are g… Substack
Jun 4, 2026 i burnt 750$ yesterday, after the tier-1 enterprise discount… Substack
Jun 3, 2026 Take your break, let agent work. Substack
Jun 3, 2026 happy is, as simple as, shuffling play and hit my favorite o… Substack
May 27, 2026 interestingly, i turned back to Jira heavily now, my agent n… Substack
May 23, 2026 one side you boost implementation and code generation, on th… Substack
May 22, 2026 Addictive self destruction. Substack
May 21, 2026 you need pirates, who are curious and brave enough to explor… Substack
May 20, 2026 the more i tailor my dev-agent, the more i realize how claud… Substack
May 20, 2026 there is a self-enforcement loop to quarantine myself to int… Substack
May 20, 2026 if you don’t read carefully and pay attention, then a typica… Substack
May 19, 2026 现在很多信息的流动必须promo到多模态 Substack
May 16, 2026 I count with my little boy, just realize 10 starts from 1, 2… Substack
May 15, 2026 it’s really interesting to see how human-like these agent ha… Substack
May 14, 2026 it’s so easy, and much easier to distract me into something … Substack
May 14, 2026 they say it’s the best time to innovate, i say no; it’s the … Substack
May 13, 2026 1 year passed, I still remember how excited I was to build m… Substack
May 12, 2026 Agentic blogger. Substack
May 7, 2026 Learning is a natural result of doing. Substack
May 7, 2026 I want to watch live, just to avoid the clippers the directo… Substack
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