WebSockets

The video tutorial introduces the Websocket protocol for creating real-time applications with Node.js. It explains the concept of full duplex communication, allowing bidirectional data exchange between client and server, unlike HTTP. The tutorial highlights the importance of persistent connections in Websockets, using a chat application as an example. It concludes with a brief on implementing Websockets using the socket.io library.

What new insight or understanding did you gain from this video?