Clas på Hörnet Clas had worked as a waiter and Annika as a manager. They named their own inn first "Browallshof", but it was soon called "Clas på Hörnet", both of them names from the co-founder of the inn. The inn, which was very conveniently positioned close to the Roslagstull customs and the popular health spring "Surbrunnen", quickly expanded into one of the most fashionable in Stockholm, frequented by customers of all social classes. It also offered the biggest dancing parlor in Stockholm, where balls were held by the aristocracy: in 1745, Frederick I of Sweden participated in one of the balls, where
DiY networking But for these possibilities to be materialized there are many practical, social, political, and economic challenges that need to be addressed. Although DiY could be also used for illegal purposes, the DiY concept has become more and more popular in the mainstream academic literature, activism, art, popular media, and everyday practice, and especially in the case of communications networks there are more and more related scientific papers, books, and online articles. There is a large potential for new, novel, and free locality-aware services and opportunities that demand anonymous and easy access, such as Online Social Networking (OSN) via DiY-Based Sites.