Oh, then Federer for sure, because if they just play, there is no pressure for Federer and Fed doesn't need to conserve energy for a slam final, he can go all out, so Djokovic loses mental and physical advantage.The question though is about HC in general, not about the different types of hard court, whether they are slow, or fast, or high bouncing or low bouncing, just the surface encompassing all of its different variables.