Review: romp that 's always fun to watch . 
Sentiment: positive

Review: provides a satisfactory overview of the bizarre world of extreme athletes as several daredevils express their own views . 
Sentiment: positive

Review: an hour 's worth of actual material 
Sentiment: positive

Review: who could too easily become comic relief in any other film -- 
Sentiment: positive


Review: easily and , in the end , not well enough