Everything in these games are specifically drawn out to appeal to the storyline. In the original Final Fantasy's, based back in Medieval Times, had knights, dragons, magicians (or mages), and other things of that sort. The graphics representation of castles and small medieval villages are just phenomenal. There are many art books that have the drawings from these games as well as the computer generated graphics. Later in the series the creators went into a more futuristic setting and the graphics were out of this world, literally. The artistic integrity of Final Fantasy is a standard unlike anything I have ever seen in my life.
Another reason that I play games is because it calms me down when I am having a rough day or not feeling well. Some people tend to do things like watch TV or read, it just so happens that gaming is my way of escape. Games do this very well because you are playing in a fictional world, and you are about as far from this world as you can possibly get. It makes you forget all of your troubles and relieves your stress as you literally become an entirely different person in the gaming world. This is especially true with Massive Multiplayer Online Rol