Revising a screenplay is much more frustrating than revising a song because you have to read through the entire work again while you are changing stuff. It is a lot easier to edit a song.
I see dance being used as communication between body and soul, to express what it too deep to find for words.
I grew up mostly with classical, big band, and a lot of Irish music - I really didn't start listening to rock and roll until I was maybe sixteen.