Real-Time Communication
Domain: Internet & Web
🎯 Motivation
Exchanging data instantly, with minimal delay. Chat, gaming, live streaming, collaborative editing.
📋 Concrete Example
Real-time: you type a message. Your friend sees it in 50ms. You move a game character. Other players see it instantly. No page refresh, no delay. WebSocket enables this.
🔗 Analogy
Real-time communication is like a walkie-talkie - you speak and the other person hears instantly. No waiting, no delays. Essential for chat, gaming, and live collaboration.