Pitching is, fundamentally, a rotational movement.⁠ ⁠ Yes, there is a linear component, but a pitcher must ultimately be able to transfer that into rotation for that energy to efficiently make its way from the ground and into the ball.🔑⁠ ⁠ How does that energy work its way from the GRF on the back foot into the upper half among the most efficient throwers?⁠ ⁠ Is it a "car crash" where the back leg violently extends followed by a front leg block that linearly catapults the upper half forwards?⁠

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