A dishwasher with a tub at least partially defining a washing chamber, a liquid spraying system, a liquid recirculation system defining a recirculation flow path, and a liquid filtering system. A precursor article including a plurality of filaments comprising a precursor oxide having a dominant amount of a tetragonal BSCCO 2212 phase and a constraining member substantially surrounding each of the filaments is provided. Then, when transmission of state information is requested, the server control apparatus 102 transmits state information to the client control apparatus 108 only when an event indicative of a change in an angle of a camera occurs; thereby traffic of the network is reduced. This system can be used in any system that must determine a threshold between binary values.