No printing is necessary to activate Burger King's new augmented reality banner created out of Crispin Porter + Bogusky and showcasing the fast food giant's Value menu. Viewers can hold up any old dollar bill to their web ams and get a taste of what the greenback can buy. They can also use their faces to make like The King.

Source:
http://creativity-online.com/news/burger-king-bk-dollar-menu-banner/140052