Before everyone seemed to migrate to txt messages and iMessage style apps like WhatsApp the only chat app that had a pounce feature for someone offline was ICQ.

Before everyone seemed to migrate to txt messages and iMessage style apps like WhatsApp the only chat app that had a pounce feature for someone offline was ICQ. The paradise of messaging mail was incorporated with chats and thus a common saved history retrieved from a server was normalized. Chat from the IRC days was seen as more of a p2p application with a relay in between. If a user node didn’t exist the user object couldn’t receive messages