피드백이 풍부한 연습환경! 우리도 선수들이 자신의 모습을 바로바로 인식하며 연습할 수 있는 환경을 만드는데 지도자들이 관심을 쏟을 필요가 있습니다.
Setting up an iPad and using the Video Delay app is a staple for our infielders during drill work. This allows each guy to view his last round in the third person immediately after he completes it, giving him valuable feedback and allowing him to match his feels with how it looks pic.twitter.com/NFpJqWL4kA
— Ryan Serena (@Ryan_Serena4) December 23, 2021