There are exceptions to Goodhart's law, which are figures of merit. The size of transistors was a good target for a very long time, like 60 years. The height

There are exceptions to Goodhart's law, which are figures of merit. The size of transistors was a good target for a very long time, like 60 years. The height of basketball players. Muscle mass, profile, or volume. The profit margins of a company. Scores on a standardized math test.