Review: its accumulated enjoyment 
Sentiment: positive

Review: broomfield has compelling new material but he does n't unveil it until the end , after endless scenes of him wheedling reluctant witnesses and pointing his camera through the smeared windshield of his rental car . 
Sentiment: negative

Review: talkiness is n't necessarily bad , but the dialogue frequently misses the mark . 
Sentiment: negative

Review: dysfunctional drama 
Sentiment: negative


Review: a wonderful subject