Review: that it 's shot on digital video , whose tiny camera enables shafer to navigate spaces both large ... and small ... with considerable aplomb 
Sentiment: positive

Review: be any flatter 
Sentiment: negative

Review: the kind of energy it 's documenting 
Sentiment: positive

Review: in the heart-pounding suspense of a stylish psychological thriller 
Sentiment: positive


Review: tormented by his heritage , using his storytelling ability to honor the many faceless victims