With the iPad being such a new technology, advertisers are in experimentation mode. Adage.com has some key metrics and trends: Advertisers running campaigns on the device over the last four weeks say people are watching– and a lot more than your typical rich-media web ad. Pointroll, the Gannett-owned ad technology company, created four iPad campaigns (Marriott, Ford, Target, and Unilever), within the iPad edition of USA Today, part of its parent company, and the communications… Read more »