Locality - a word to remember. As soon as you extract a method, or turn a switch statement into classes with polymorphism, or introduce a MVC pattern, you hurt

Locality - a word to remember. As soon as you extract a method, or turn a switch statement into classes with polymorphism, or introduce a MVC pattern, you hurt locality, and that kills readability, like an essay with dozens of footnotes. All those things have their advantages, but people are too quick to sacrifice locality.