Review: is that the screen is most alive when it seems most likely that broomfield 's interviewees , or even himself , will not be for much longer 
Sentiment: positive

Review: as the synergistic impulse that created it 
Sentiment: positive

Review: , nolan 's penetrating undercurrent of cerebral and cinemantic flair lends ( it ) stimulating depth . 
Sentiment: positive

Review: ploddingly sociological commentary 
Sentiment: negative


Review: , it has all the heart of a porno flick ( but none of the sheer lust ) .