A network in which peer-to-peer remediation is provided to keep clients in the network up-to-date. While the separators in such systems remove particles of different densities than water quite well, they have difficulty in removing neutrally buoyant debris. The host of the game show may be transmitted to the online game as well as to the television audience. A method for predicting a likely contrast medium behavior and a method for controlling a medical imaging system are also described.