This is something that really confuses me. Federer obviously still haven't decided whether or not he's gonna participate in Paris Masters. Now, how can this be, since all the other players already started? Djokovic, for instance, came to round of 16, and Federer still doesn't know whether he's gonna play?
Does it have anything to do with previous tournament score for a given player? Ie. higher ranked players don't need to start playing before the round of 8, for instance, so that gives them more time to decide whether or not to participate? If this is the