Graal is the coolest game nobody has ever heard about. It's retro and nostalgic and all the nonkiddie players stem from diverse and interesting fields.
While the lack of content severely ruins the servers, it also serves as a bait for players to socialize and create their own content.
It's a survival situation. You can fly a plane and ignore everyone. If you survive a plane crash and end up stranded on an island with everyone you are bound to get to know people.