How did we get here? From a listing perspective to an infinite gameplay mindset.

A massively multiplayer online game (MMOG, or more commonly, MMO) is an online game with large numbers of players, often hundreds or thousands, on the same server.

MMOs can enable players to cooperate and compete with each other on a large scale, and sometimes to interact meaningfully with people around the world. They include a variety of gameplay types, representing many video game genres.

Role Playing

In nearly all MMORPGs, the development of the player's character is the primary goal.
Combat with monsters & completing quests are the primary way to earn experience points [role-based?]

[add @scott's role MMO research steps from .key]

Massively multiplayer online role-playing games, known as MMORPGs, are the most common type of MMOG. Some MMORPGs are designed as a multiplayer browser game in order to reduce infrastructure costs and utilise a thin client that most users will already have installed