Review: for engaging , imaginative filmmaking in its nearly 2 1/2 
Sentiment: positive

Review: enjoyed it just as much 
Sentiment: positive

Review: tends to plod 
Sentiment: negative

Review: is a sobering meditation on why we take pictures 
Sentiment: positive


Review: filling nearly every minute ... with a lighthearted glow , some impudent snickers , and a glorious dose of humankind 's liberating ability to triumph over a scrooge or two