The document discusses the growth of mobile devices like tablets and how they are changing media consumption and advertising. It notes that the iPad has sold over 3 million units in its first year, generating over $2 billion in revenue. The document then outlines Apple's iAd mobile advertising platform, describing how ads can be interactive, location-aware, and allow direct purchases. It suggests some ideas for augmented reality ads and challenges the reader to design their own iAd concept.