Ultimately it was BASE jumping that made her comfortable with falling, feeling afraid and responding to fear with deliberate action instead of hesitation.
Such an off-heading opening is not as problematic in skydiving, but an off-heading opening that results in object strike has caused many serious injuries and deaths in BASE jumping.
Other key features of the game include skydiving, base jumping, and parasailing (by latching onto a moving car or boat while one's parachute is deployed).