Google Talk! It was XMPP but no one knew or cared and it was fast and simple and built into Gmail so all your cool artist friends could talk together and all th

Google Talk! It was XMPP but no one knew or cared and it was fast and simple and built into Gmail so all your cool artist friends could talk together and all the chats were saved to your Gmail inbox so you could reminisce even years later on the abundance of young wide-eyed youth.