The document discusses the history and future of augmented reality technology. It notes that AR went through similar adoption phases to multimedia in the 1990s, gaining traction in 2009 and seeing massive growth and distribution in smartphones between 2009-2013. The document outlines the opportunities for AR content from brands, developers and users on the Layar open platform. It provides examples of AR layers for entertainment, art and games. It concludes by thanking the reader and promoting the company Hoppala and its founder.