Yes, I saw that episode. I love mythbusters! We watch it together like most families watch Dancing with the stars!!
Take the burning flame plane scenario, though. Even if you couldn't manage to jump free from the plane, If you were on the edge of the wing, your body would be thrown upon impact, thereby, placing you away from the burning plane. So who has a better chance at survival. Joe sitting in the burning plane or Joe thrown from the wing upon impact?

I