Season 1 Episode 2. On a beach just after the plane crash of oceanic 815 sit two people, John Locke and Walt. John tells Walt of a game thats over 5000yrs old, a game thats between (LIGHT vs DARK) its the oldest game of them all John goes on to tell Walt. Ok, so John is talking about backgammon, or is he.....are we being told something about the key subject of LOST right at the very begining of it all. I know its not a theory, just an observation, but something i thought you all might like.