Stop Pretending NixOS is Just a Package Manager. It’s an Expertise Eraser.
Most people frame NixOS as a better package manager, but the real friction is that it forces you to abandon the hard-won skill of knowing ‘where things live’ in favor of ‘how things work.’ The true cost of NixOS isn’t learning a new syntax; it’s the continuous mental investment required to keep that highly perishable knowledge from evaporating the moment you step away.