i hat adrenaline rush represent the science of risk . not that i hate documentary and i just hat this movie that it . no but seriously and the dialog be boring and there be only 2 positive thing i find in this stupid documentary represent the stunt be crazy and they be perform in nice place . the last positive thing in this documentary be the parachute and engine be captivate . unfortunately and these 2 positive thing appear only 4 to 5 time throughout the movie . you might like it and but i do not . it not worth pay to watch this piece of crap . if you really want to see it and wait until the dvd . and i be not even sure about the a dvd release .