Berlin (dpa) — Drifting alone on a ship in what seems to be a post-apocalyptic world can be surprisingly relaxing, as “FAR: Changing Tides” shows. In this game your job is to sail the ship. There are no human opponents or monsters to fight, but you still have plenty to do avoiding obstacles on the journey. For example, if there’s a bridge suddenly in the way you need to take down the sail. And some obstacles you can bypass by going underwater as the ship can also become a submarine. However, it’s mainly the world of “FAR: Changing Tides” that leaves a special impression rather than the gamepla…