A high capacity, secure and tamper-resistant computer data memory device. The switching apparatus connects a subscriber terminal with at least one counter terminal. An encoded instruction method reduces the amount of state information and setup burden on the programmer taking advantage of the recognition that the majority of algorithms will use only a small fraction of all possible mux settings available. The information identifying that the second task has been selected subsequent to the first task may include a number of times that the second task has been selected subsequent to the first task. In addition, when the sailboat sails downwind, one end of each jib on the starboard side and the port side could be untied to make jibs become spinnakers. The two-phase film materials typically comprise a first phase, comprising a crystalline film of supramolecules and a second phase, comprising a polymer film.