Review: but the film itself is ultimately quite unengaging . 
Sentiment: negative

Review: impossible to claim that it is `` based on a true story 
Sentiment: negative

Review: mind-destroying 
Sentiment: negative

Review: appreciates the art and reveals a music scene that transcends culture and race 
Sentiment: positive


Review: what really sets the film apart is debrauwer 's refusal to push the easy emotional buttons