It's possible if his arm is fatigued he depends on the curve much more. Or any hook. Looks lifeless arm would demonstrate up nor prominently on rapidly ball velocity, not anything at all hooking. Apollinaire Yumba, the provincial health minister, told the AP that officials are advising the general public https://www.dailypioneer.com/2017/health-and-fitness/tai-chi-may-boost-exercise-behaviour-in-heart-patients.html