He would supposedly gauge the speed of the ball thrown by the pitcher in its first 30 feet, and based on his memorization of the different speeds used by that pitcher Musial could predict whether the ball was a fastball, curve or slider. Then he could estimate how the ball would move as it approached the plate. | He would supposedly gauge the speed of the ball thrown by the pitcher in its first 30 feet, and based on his memorization of the different speeds used by that pitcher Musial could predict whether the ball was a fastball, curve or slider. Then he could estimate how the ball would move as it approached the plate. |