In the case of the App Store, Apple is perhaps missing a lot of revenue opportunity due to the raise of the in app advertising platforms that have been built to

In the case of the App Store, Apple is perhaps missing a lot of revenue opportunity due to the raise of the in app advertising platforms that have been built to generate revenue. They take 30% on the sale through the store but if it's a free game with in-game advertisement, I don't think they get anything unless its the iAd platform, correct?