Review: the casting of raymond j. barry as the ` assassin ' greatly enhances the quality of neil burger 's impressive fake documentary . 
Sentiment: positive

Review: too mainstream 
Sentiment: negative

Review: is less compelling than the circumstances of its making 
Sentiment: negative

Review: takes such a speedy swan dive from `` promising '' 
Sentiment: negative


Review: there 's a scientific law to be discerned here that producers would be well to heed : mediocre movies start to drag as soon as the action speeds up ; when the explosions start , they fall to pieces .