User-created sexual fantasy rooms are also popular.
Chat rooms -- like e-mail, instant messaging (IM) and online social networks -- are virtual extensions of real-world human interaction.
Chat rooms are online spaces where users communicate with one another through text-based messages.
In the mid-1980s, a company called Play Net began tinkering with the combination of real-time chat and online games.
Users could play chess or backgammon against an opponent and talk trash at the same time.
In the late '70s and early '80s, several small bulletin board communities incorporated chat and IM into their networks.