Review: the problematic characters and overly convenient plot twists foul up shum 's good intentions . 
Sentiment: negative

Review: inventive , fun 
Sentiment: positive

Review: a sick , twisted sort of way 
Sentiment: negative

Review: surrounding us with hyper-artificiality 
Sentiment: negative


Review: the star who helped give a spark to `` chasing amy '' and `` changing lanes '' falls flat as thinking man cia agent jack ryan in this summer 's new action film , `` the sum of all fears