1. To end the boredom.
2. To compete with strangers (thank you Xbox Live).
3. To bond with friends/family.
4. To experience a story in a way only a game can do.
5. To learn.
6. To forget.
7. To feel a sense of accomplishment (beating a game or doing something awesome/difficult).
8. To have something else to talk about/reference.
9. To have something else to spoof.
10. To expand my horizons.