Today i installed arch linux for the first time

Old school group chat.

Internet Relay Chat. Its one of the oldest internet protocols. You have an IRC server that hosts streams of conversations, and clients who connect to the server and post forth streams of conversation, and then the server just beams out all the conversations to everyone. When you join a room you don't generally get to see history, so its very much an ephemeral chat room protocol. Its super stable and super easy as an administrator to set up

Hello buzzer. IRC ( Internet Relay Chat ) is an application layer protocol for real-time messaging. One of the oldest messengers.