CLEAN : Olympics: US snowboarders seek extra excit

The transcript discusses the risks associated with medical insurance in sports, particularly in boardercross, which is inherently dangerous and exciting. It highlights the involvement of younger athletes like Jackie Faye and Trevor, who bring a fresh perspective to the sport. The course is described as spectacular, fast, and unpredictable, adding to the thrill and adrenaline rush that participants seek.

What does the speaker mean by saying the course is unpredictable?

Why does the speaker enjoy the sport despite its dangers?