Well, 3 things...starting @ 1:37, somehow you got crouched and then you did a backward jump, I didn't understand it, I've never seen a backward jump. I just watched that doorway thing again, @ 1:47 it seems like there's something in the opening that gives you the crouch. @ 2:08 you bounced when you were off-level, I'm not sure if I've ever seen that before either. I'm not a superbounce expert but I've always liked to watch them.
You are pro