All Things Web 2.0 - The Directory "portalizes" the original post content -- so now the Web 2.0 Community itself can keep the directory content current -- as well as enhance its usefulness for everyone -- through incremental community knowledge aggregatio
D. Hawking, T. Upstill, and N. Craswell. Proceedings of the 27thAnnual InternationalACM SIGIRConference on Research and Development in Information Retrieval., (2004)