A weird thread runs through Novak Djokovic‘s career. He made his debut in the sport as one of the outsiders joining a Federer-Nadal duopoly that no one was expecting to be broken. Now, 20 years later, at 39, he is still seen as the outsider. This time, between Jannik Sinner and Carlos Alcaraz, as the new generation assert themselves. In both eras, the same question keeps surfacing: why does the man with the better numbers keep getting cast as th…