CLEAN : Slackline competition held in Japan

The video discusses the speaker's reflections on a paper, their love for creating new moves in a young sport, and the possibilities within it. It also explains the judging criteria in sports, focusing on trick level, amplitude, and style, highlighting the evolving nature of these concepts.

What does the speaker mean by 'the sport is so young'?

In what ways is style and cleanliness evaluated by judges?