ai
Generation got a hundred times faster and reading did not. What that actually breaks in code review, why spec-driven development collapses into a compiler, why clean code matters more when agents read it, and what to build instead: an ontology of your own development process.
architecture
YouTube runs the biggest recommendation feed on the planet, and it does not win with rules. See how its homepage ranks on satisfaction instead of clicks, learns per user, and trusts reactions, then how to build the same ideas into your own app with Ruby and SQL.
software-design
Every engineer learns DRY in their first year: don't repeat yourself, extract the common code, keep