> For the complete documentation index, see [llms.txt](https://weekly-essay.mikey.wang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://weekly-essay.mikey.wang/mikey-wangs-memos.md). # Mikey's Memos I’m Mikey, a long-term thinker who has moved from software engineer to builder. Here I record my ongoing observations on AI, software engineering, product, business, and personal productivity systems. I care more about the structural shifts behind the tools: how technology reshapes organizations, business, and individuals. If you value hands-on experience, independent judgment, and a long-term perspective, you can subscribe via RSS. {% updates format="full" %} {% update date="2026-07-27" %} ## W31 - DeepSeek Through Leaked Materials: Compute, Technology, Finance, and Organizational Constraints A highly likely leaked internal DeepSeek exchange reveals constraints in compute, technology, finance, and organization, and also shows how a leak raises trust costs in fundraising. Read the full article: {% endupdate %} {% update date="2026-07-24" %} ## W30 - Model × Harness: An Intelligent Routing Concept The combination of the model and the harness jointly determines the cost and quality of a Coding Agent. The next layer of infrastructure will continuously evaluate enterprise private tasks and route requests to the Pareto-optimal configuration. Read the full article: {% endupdate %} {% update date="2026-07-13" %} ## W29 - The Boundary Between Loop Engineering and RSI Loop Engineering is already a real form of productivity; RSI is still the capability frontier we are approaching. The key boundary is whether the loop changes task outcomes and workflows, or the mechanism that generates the next generation of capabilities. Read the full article: {% endupdate %} {% update date="2026-07-06" %} ## W28 - AI’s Repricing of Utility Software AI is lowering the cost of building personalized tools. The moat for utility software will shift from feature coverage to reliably and consistently completing full workflows. Read the full article: {% endupdate %} {% update date="2026-07-01" %} ## W27 - A Builder’s Personal Productivity System The key to combining everyday tools into a personal productivity system is not the number of tools, but creating a closed loop between information, tasks, and output. Read the full article: {% endupdate %} {% update date="2026-05-18" %} ## W21 - The Turning Point of Software Engineering Software engineering is shifting from 'humans write code' to 'humans design constraints, agents carry out the implementation,' and engineering value is moving up the stack. Read the full article: {% endupdate %} {% update date="2026-05-11" %} ## W20 - Heuristic Systems and Checkout Strategy Platforms Using a Heuristic System to rebuild checkout strategy management, this piece discusses how complex strategies can gain unified expression, validation, and evolution capabilities. Read the full article: {% endupdate %} {% update date="2026-05-04" %} ## W19 - Taste Will Become the New Fundamental Skill As AI lowers execution costs, deciding what is worth doing and what counts as good will become a scarcer fundamental skill. Read the full article: {% endupdate %} {% update date="2026-04-13" %} ## W16 - NoCode, Rapid Iteration, and New Engineering Constraints NoCode and AI accelerate iteration, but they also amplify engineering constraints in architecture, quality, and long-term maintenance. Read the full article: {% endupdate %} {% update date="2026-03-23" %} ## W13 - Meituan’s Q4 Earnings and Why the AI Era Needs a Unified, Efficient Toolchain Starting from Meituan’s Q4 earnings and AI engineering practice, this piece discusses why teams need a unified, efficient toolchain. Read the full article: {% endupdate %} {% update date="2026-03-16" %} ## W12 - D2 Observations: Frontend Vitality in the AI Wave From the perspective of D2, this piece examines how the role of frontend changes in the AI wave and how frontend capabilities are shifting toward more complete problem-solving. Read the full article: {% endupdate %} {% update date="2026-03-09" %} ## W11 - Twitter’s Algorithm Evolution and Iteration in Source Management Looking at Twitter’s algorithmic evolution to discuss source management: the stronger the algorithm, the more important it becomes to actively filter and verify information sources. Read the full article: {% endupdate %} {% update date="2026-03-02" %} ## W10 - The Post-OpenClaw Era: The Coding Singularity Is Here, but the New Production Relations Have Yet to Arrive Coding capabilities have jumped forward, but organizational structures, incentives, and production relations have not changed in step. Read the full article: {% endupdate %} {% update date="2026-03-01" %} ## W09 - A Framework for Thinking at Market Extremes When market sentiment is extreme, replace the noise with company culture, business models, independent thinking, and macro signals, so your judgment can be reviewed and your framework stays intact against emotional erosion. Read the full article: {% endupdate %} {% update date="2026-01-25" %} ## W04 - What Does AI-Ready Mean? AI-Ready is not about chasing a particular model or tool; it is about building engineering standards that compound over time and naturally absorb progress in LLMs and infrastructure. Read the full article: {% endupdate %} {% update date="2026-01-18" %} ## W03 - Lessons from Troubleshooting Advanced Problems When facing difficult frontend issues, distinguish between hidden code defects and uncertain runtime behavior: first contain the risk with a workaround, then get closer to the truth through long-term observation. A technical explanation is not always fully satisfying. Read the full article: {% endupdate %} {% update date="2026-01-11" %} ## W02 - Rethinking Complex Abstractions AI coding is pushing software engineering from a 'scarcity economy' into an 'abundance economy.' Complex abstractions may no longer reduce costs; the predicament of Tailwind also shows that the old open-source model of monetizing attention is breaking down. Read the full article: {% endupdate %} {% endupdates %}