Mar 3 · 4 min read · The other day, I had a random thought. Why do we refrigerate food? I wasn’t reading about it. I wasn’t watching a documentary. I wasn’t solving a problem. It just appeared in my head. We refrigerate f
Join discussionFeb 28 · 6 min read · The Planning Fallacy in Software Development Every software developer has experienced it. The task that was supposed to take two days took two weeks. The project estimated at three months shipped in nine. The "simple refactor" that turned into a mont...
Join discussionFeb 28 · 6 min read · Distributed Decision Making: Why Networks Outperform Hierarchies In 1988, the USS Vincennes shot down a civilian airliner, killing all 290 people aboard. The ship's crew had the technology to identify the aircraft correctly, but the hierarchical comm...
Join discussionFeb 24 · 9 min read · Charlie Munger, Warren Buffett's longtime business partner, has a mental model he values above almost all others: inversion. The core idea is deceptively simple. Instead of asking "How do I achieve success?" ask "What would guarantee failure?" Then a...
Join discussionFeb 24 · 9 min read · When I was promoted to senior engineer, my manager said something that stuck with me: "We're not promoting you because you write better code. We're promoting you because you make better decisions about what code to write." At the time, I thought it w...
Join discussionFeb 24 · 9 min read · Three years ago, I hit a wall. Not technically — technically I was fine. I was a senior developer shipping features and reviewing code. But I kept making the same kinds of bad decisions on repeat. Overcommitting to timelines. Saying yes to projects I...
Join discussionFeb 24 · 7 min read · Last year I made the worst architectural decision of my career at 4:37 PM on a Thursday. I approved a data model change that created a circular dependency between two core services. It took three weeks and four engineers to untangle. When I looked ba...
Join discussionFeb 24 · 8 min read · Warren Buffett has a simple framework that's earned him over $100 billion: only invest in things you truly understand. He calls it the Circle of Competence. Everything you have deep, earned knowledge about sits inside the circle. Everything else is o...
Join discussionFeb 24 · 10 min read · Code review is supposed to be a quality gate. A second pair of eyes catching what the first pair missed. In theory, it works. In practice, it's riddled with psychological blind spots that nobody talks about. I've been a professional developer for ele...
Join discussionFeb 24 · 9 min read · Six months ago, I started a simple experiment: log every significant technical decision I make, along with my reasoning and expected outcome. Then review each one after enough time has passed to see the results. The idea came from investment journals...
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