Review: the storylines are woven together skilfully , the magnificent swooping aerial shots are breathtaking , and 
Sentiment: positive

Review: when you 're rooting for the film to hurry up and get to its subjects ' deaths just so the documentary will be over 
Sentiment: negative

Review: the film 's lamer instincts 
Sentiment: negative

Review: a painful elegy and 
Sentiment: negative


Review: , in a better movie , you might not have noticed .