The Menu You Never Questioned You’ve probably walked into a restaurant hundreds of times without ever thinking about how it actually works. You sit down. A waiter appears. You point at something on the menu. Food arrives. Simple. Comfortable. Familiar. But what if I told you that this exact same system — this quiet, organized dance between you, the waiter, and the kitchen — is how almost every app on your phone communicates behind the scenes? Welcome to the world of REST APIs . The Problem With No Rules Imagine a world with no menus. Every customer walks straight into the kitchen, shouts their order in whatever language they feel like, and expects the chef to understand. One person draws a picture of a burger. Another hums a description of pasta. Someone else just points aggressively at the stove. Chaos. This is what software communication looked like before standards were put in place. Every system had its own custom way of talking.…