Thousands of baseball coaches at the end of a clinic session in the Anaheim Convention Center. The clinic I listened to went to philosophical height in order to coach the athletes better.

On mobile devices click on the cardboard icon to use a VR headset to look around

Look around with directional swipe gestures on touch screens, or use the top-left Google Street View like controls of the YouTube video. Use cardboard or VR headsets if available for more immersive experience.