Thrasio cofounder on the Operators podcast. “What’s it like to build the fastest-growing company in American history… and then watch it all come crashing down? We sat down with John Hefter, co-founder of the legendary Amazon aggregator Thrasio, for a […]
A tale of 2 ENTs. “This story is not about tonsils. It’s about how two equally credentialed people can make you feel entirely different about your own instincts. It’s about how different healthcare can feel, and why trust is not […]
Seeing like a software company. This is a great take-off based on the book Seeing Like a State, which provided me with a foundation for understanding large centralizing forces like governments. “Thinking in terms of legibility and illegibility explains so […]
What is vibe engineering? “Vibe engineering establishes a clear distinction from vibe coding. It signals that this is a different, harder and more sophisticated way of working with AI tools to build production software.” Unlike the fast and loose vibe […]
Which table format is best? Reminder that LLMs are a new tool and we need to try hard to learn how to get the best out of them. “Markdown-KV came out top, hitting 60.7% accuracy and landing roughly 16 points […]
State of AI Report 2025 by Air Street Capital. This annual report delivers once again as a fantastic resource covering latest research, industry, politics, and safety. “It’s clear that AI is the most important economic growth driver we have. It’s […]
Downtown Chicago’s ambitious growth plan. This almost makes sense to me, except that I thought the population has been shrinking not growing. Is a lack of housing really the limiting factor? “Downtown Chicago could add more than 100 million square […]
Reverse engineering ICE’s AI. “What I found isn’t just data analytics—it’s an automated surveillance network built for precision at scale. The system draws from DMV databases, data brokers, phone metadata, facial recognition, and license plate readers. Together, these feeds form […]
E-cargo bikes change family travel. I can’t miss a chance to share a study promoting my favorite way to get around town. “E-cargo cycling may help cultivate a cycling culture both at the household level and the community level.” New […]
The myth of medieval beer over water. Contrary to the popular belief that medieval people drank beer to avoid unsafe water, historical evidence suggests they were more than willing to drink water when it was clear and odorless. I admit […]