Video prompt: the technique of fast bowling and how to drive your chest and power your bowling shoulder forwards to improve speed and accuracy in bowling.
Defect: Deformation (any reason involved with a movement)
Explanation: As the two athletes move, their hands undergo severe shape distortion, appearing twisted and root-like, with significant blurring. Additionally, their bodies experience intense bending and twisting deformations, giving them a highly contorted and unnatural appearance. This extreme warping disrupts the clarity and expected structure of their movements.