Before Facebook, MySpace, Friendster, Xanga, etc. there was AOL Instant Messenger, with its first version debuting in 1997. Geeks who didn’t grow up in the 2000s probably have never used or even heard about this piece of software. However, for those who have, remember it as the largest instant messaging service back in the day. Unfortunately, almost nobody uses it today, with market share under 0.50%. Continue reading for more.