> But games change during development and, according to Lord, Star Citizen changed a lot. According to the game’s original pitch on Kickstarter, it would be a space sim with a co-op multiplayer game, an offline single-player experience, and a persistent universe. It’s since become a massively multiplayer online game and a separate single-player game with first-person shooter elements called Squadron 42, which RSI ori…
What's the difference between a persistent universe and an MMO?
MMO means massively multiplayer online. Hundreds, thousands, or more in a single world.
While the two are often hand-in-hand, they don't have to be. A persistent universe that is only open to you and 4 friends wouldn't be an MMO.
SimCity 2013 is often described as an MMO, but I would argue it really isn't, since each region you play has a maximum of 1 player per city in the region (though 1 player can play multiple cities), which each region having only a few cities, and each region is completely independent of other regions. Effectively, each region is its own universe instance played by 1-16 players. Players can make their regions public, allowing cities to be claimed by any other player in the world, but claims are permanent until the player chooses to release their claim.