> That's great, but then it says that in order to improve you need to declare a metric so you have something to measure, and then work to improve that. You don

> That's great, but then it says that in order to improve you need to declare a metric so you have something to measure, and then work to improve that. You don't have to keep the metric same. Metrics are good when they helps you to measure your progress in particular tasks. They are bad if you marry specific ones for life. If you worry about throwing the baby, setup counter-metric.