Your C4 Diagrams Are Lying to You (And AI Coding Is Making It Worse)

I've used the C4 model to document every system I've ever built. Context → Container → Component → Code. If you haven't encountered it: think of it like Google Maps for your software. You start zoomed out how does your system fit in the world, who uses it, what external systems does it touch? Then you zoom in layer by layer until you're looking at individual components and how they talk to each other. It's the best mental model I know for communicating software architecture to anyone on a team,