Mas Di Siena's entrance into skydiving wasn't exactly smooth, and was a start that would have dissuaded more than most from pushing to reach the level in our sport that he has. Hell, it would have kept most playing video games instead. Ex competitor, professional skydiving instructor and proud as hell meat hauler, Mas has a shiny outlook and happy disposition that most "working" skydivers should strive for, a great way to approach life in general, and a singing voice that's simply to die for...