Jannik Sinner’s height is part of the story, but it is not the explanation. In this episode, Alvin and Torrey look at why Sinner has become such a difficult structural problem for the ATP: he combines elite movement, early ball-striking, return pressure, improved serving, and pattern discipline in a way that takes away an opponent’s preferred solutions. The central tactical breakdown focuses on Alexander Zverev. Sinner does not simply overpower Zverev; he attacks the movement relationship bet...