Novak Djokovic’s five-set Wimbledon quarterfinal win over Felix Auger-Aliassime was not simply another example of Djokovic surviving late in a Slam. It was a measuring match. Felix showed real top-tier growth: the backhand held up, the serve remained a weapon, and the forehand looked more like an attacking upgrade than a way to protect a weakness. But Djokovic remains the player who exposes whether that growth is complete. As the match tightened, he repeatedly challenged Felix’s patterns, esp...