iAds Begin to Go Worldwide as iPad Compatibility Comes in iOS 4.2
We've received word that Apple has begun to deploy iAd availability on a worldwide basis, with developers reporting that they are beginning to see ad impressions rolling in from locations around the globe. Previously, developers had seen ad ...
http://www.macrumors.com/2010/11/04/iads-begin-to-go-worldwide-as-ipad-compatibility-comes-in-ios-4-2/
