Review: strong filmmaking requires a clear sense of purpose 
Sentiment: positive

Review: with overall feelings , broader ideas , and open-ended questions than concrete story and definitive answers 
Sentiment: positive

Review: amused with its low groan-to-guffaw ratio 
Sentiment: positive

Review: in boredom 
Sentiment: negative


Review: unlike most surf movies , blue crush thrillingly uses modern technology to take the viewer inside the wave .