The AI Mod on Instagram: "Ever wondered what Error 404 actually means when a webpage fails to load? 🤔 Stanford CS professor Chris Piech explains it perfectly: It’s the internet’s way of saying, “I can’t find the page you’re looking for.” 🌐 These numeric codes — like 401, 403, and 404 — were first defined by Tim Berners-Lee, the inventor of the World Wide Web, to help developers diagnose web errors more easily. 💡 Fun fact: “404” literally tells you the server couldn’t find your requested URL —