Ever wondered about the meaning behind the "Error 404 message" that appears when a website is down or when we enter an incorrect URL? The "404 Not Found" error message was introduced by Tim Berners Lee, the pioneer behind the inception of the World Wide Web. In the 1980s, the main hub of the WWW was on the fourth floor of a building in room 404. In that room, a small team handled requests by manually finding and sending files over the network. However, some requests couldn't be fulfilled, often due to people entering the wrong file name. As these issues increased, those who made mistakes started receiving a simple message: “Room 404: file not found.” ...