Who is doing/teaching this?

. Definitely slower or else it would be more common I disagree. The turn shown in this video is phenomenally fast and there's no way an open turn can match it. I just wonder if it's somewhat physiologically limited. Perhaps this kid's build enables him to pull this off effectively where others would never be able to execute it as well.

. Definitely slower or else it would be more common I disagree. The turn shown in this video is phenomenally fast and there's no way an open turn can match it. I just wonder if it's somewhat physiologically limited. Perhaps this kid's build enables him to pull this off effectively where others would never be able to execute it as well.