Four-point-fiver, and the only reason it's not 5 is because you missed an opportunity for an EPIC drop halfway through the track. Fade out= Good, Fade in= anticlimactic. Great stuff though! Imma fanbutton you so I can track your work. Maybe we'll get to work together sometime!
I never heard that one before 8)
You may only use this piece for commercial purposes if your work is a web-based game or animation, otherwise you must make specific arrangements with the artist.