Someone might emerge over the next year or two. FAA looks a reasonable bet if he can improve his serve and a few other bits and bobs. Kyrgios is definitely good enough but has mental health issues. Zverev suffers from anxiety and unless he can get over it, it looks like he might not happen. Stephanos is still feeling his way around the upper echelons of the circuit and the jury is still out on him.
Sampras once said, once you get up there it's about figuring the game out.
Sampras once said, once you get up there it's about figuring the game out.

Match of the Day: Roger Federer versus Anybody...(Andrey Rublev)
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