Writing
I write to think straight. Architecture, agents, interfaces and the decisions underneath.
Gamification works until it stops working
The evidence says putting points on physical activity buys about 1,600 steps a day, and that the effect deflates once the novelty wears off. These are the decisions I made in Dromo with that evidence on the table.
How to build a crypto app that doesn't feel like crypto
I built Frontle, a game with stablecoin prizes inside MiniPay. It took third place at Celo's Colombia hackathon. Here are the steps, and the decisions that actually mattered.
Architecture matters more than the model
Everyone argues about which LLM to use. Almost nobody argues about what happens when the model answers badly — and that's where it's decided whether your system works at all.
Motion with a purpose
Most interface animation is decoration that costs milliseconds. The good kind does exactly one thing: it explains what just happened.