That isn’t limited to maps, but applies to all models of reality, such as Newtonian physics, spherical cows, models of the economy that are used to guide policy

That isn’t limited to maps, but applies to all models of reality, such as Newtonian physics, spherical cows, models of the economy that are used to guide policy or large language models. Also, oftentimes creators of models do not know what details are necessary for a model’s purpose, and may omit ones they aren’t aware of.