People usually don't reinstall their OS from scratch very often. When they do, chaos ensues the moment they reach that pristine desktop or terminal. Settings get changed, applications are installed, bloatware is removed, files are downloaded here and there. The system is generally altered from its original state into a new "customized" state by a manual flurry of mouse clicks and key presses. This standard approach is like mutable infrastructure, meaning you mutate the state of your system repea...