Review: charting the rise of hip-hop culture in general and the art of scratching ( or turntablism ) in particular 
Sentiment: positive

Review: describe exactly how bad it is 
Sentiment: negative

Review: it 's an ambitious film , and as with all ambitious films , it has some problems 
Sentiment: positive

Review: finds the ideal outlet for his flick-knife diction in the role of roger swanson . 
Sentiment: positive


Review: that never catches fire