Those rocket jumps are wayyyyyy too consistent and there is no way you could do it that quickly on default sensitivity without throwing your mouse forward and back and that would be super imprecise and you are looking at the exact same angle every time.
you can watch me live lmfao, this game is super imprecice and ive been playing nonstop since it came out but i definetly would not use macros or anything (and i often have to readjust my mousepad because im swinging the thing like a madman