Play NET had an extensive amount of games, such as chess, in which the players could talk to each other while partaking in the game with people around the world.
This creation would mark the creation of the first true incarnation of an online chat room.
The CB Simulator is considered today as being the first real-time online chat room, and primarily grew because of an opportunity they saw in younger users.
This company (like MUD) also saw the attraction and opportunity in creating gaming with the new idea of Internet chat, and integrated the two together in their creation of Play NET.
IRC became part of the websites for both Oregon State University and the University of Denver.
A college student in England named Roy Trubshaw created MUD off the ideas of the popular game Dungeons and Dragons in 1978.
Other Internet users noticed the widespread implementation of this system, and began creating their own MUD servers.
Just as Internet gaming fads happen today, they have changed from the 1970's and 80's.
The Compu Serve system itself was not the true 'grandfather' of today's chat rooms.
The company's executive, Alexander Trevor, released the Compu Serve CB Simulator to the public in 1980.