This site host diki - the distributed knowledge infrastructure. It is a friend-to-friend (p2p-like) based infrastructure that aims at providing a social semantic web without central servers. Thus it provides the privacy that most application still lack of.
M. Horng, M. Hung, Y. Chen, J. Pan, и W. Huang. Computer Information Systems and Industrial Management Applications (CISIM), 2010 International Conference on, стр. 487 -490. (октября 2010)