Epic Games Developing An Unreal Engine 4 MMO?

The first game powered by UE4 could be a MMO
Analyzing the job sheets for two employees of Epic Games China, Alex Chi's and Alan Xu's, from their LinkedIn profiles. Nixel Pixel discovered that a next gen MMORPG is being developed. Because the project has been underway for about half a year, we can assume that the game is powered by Unreal Engine 4 (thanks: BeyondUnreal).
Last month, Mark Rein, the vice-president of Epic Games, announced that Unreal Engine 4 will be officially unveiled later this year (story).