Tags - for some, one of the best ideas on the web, for others, merely a visual distraction. Yes, we’re talking about those loosely defined categories which are usually organized into cute little clouds. Looking for tag-related resources can be tough, so
M. Magableh, A. Cau, H. Zedan, and M. Ward. Proceedings of the IADIS International Conferences Collaborative Technologies 2010 and Web Based Communities 2010, page 178--182. (July 2010)