Programs aren't humans. They don't "remember" bad code and resist change. Or, do they? If a program is built with a bad architecture, but "works" for all the i

Programs aren't humans. They don't "remember" bad code and resist change. Or, do they? If a program is built with a bad architecture, but "works" for all the inputs seen so far, it's much hard to fix than if it were built with good patterns from the start, even if it has some mistakes that need to be fixed.