Since the rise of multiplayer and always online philosophy developers have been making persistent open world games to avoid calling them MMO's in order to merge the single player experience with having multiple players. Even though Destiny, The Crew and the upcoming Divison are clearly MMO's developers just aren't calling them that becuase of the negative image they invoke the of a hardcore player instead of the casaul market they are trying to capture. Develpers are taking the MMO industry and evolving it into MMO ultra lite because its easier to recoup the cost of the ip.