Movie studios try to harness “Twitter effect”
[Reuters] – Audiences are voicing snap judgments on movies faster and to more people than ever before on Twitter, and their ability to create a box office hit or a flop is forcing major studios to revamp marketing campaigns.
The stakes are especially high this summer season when big budget movies like “Harry Potter and the Half-Blood Prince,” which opened on Wednesday, play to a core audience of young, plugged-in moviegoers.
Box office watchers say Twitter, a micro-blogging service that allows anyone to post on-the-fly wisecracks for all the world to see, is the latest weapon…..














