When you create a Game, lets call it Game#1 and this game is over 9points, it gets good reputations and many poeple buy it.
if you create another game directly after the first week of release, and also call it Game#1 and this game also gets awesome reputation and the people buy it. the reputation of the first Game#1 increases doubled, as the buys from the second Game#1 are counting for the first one.