Notes on commercial first principles for apps, ad networks, and digital products. New pieces arrive sporadically and only when they're worth reading.
Why North Star frameworks quietly produce the wrong roadmap, and the cheap fix.
Top-spending users aren't a species. They're a stage. The taxonomy is costing you product decisions.
What I look for in a target's deck before I look at anything else.
Most teams under-experiment on pricing and over-experiment on copy. Here's the heuristic I use.