9 Scientific, cinematographic, and checking and supervision apparatus, namely, interactive computers and software for use therewith for decompressing code, application code interpreters, error checkers for the execution of code, all for providing access control to data and to information programs by television or decoders; teaching apparatus and instruments, namely, video projectors, audio and video tape players and projectors; apparatus and instruments for the recording, transmission, reproduction, storing, encrypting, decrypting, transformation and handling of sound and images, namely, encrypters and decrypters and integrated and electric circuits to permit recording and diffusing of numeric television programs and to allow selection of those programs; telecommunication, telematic, audiovisual apparatus and instruments, namely, television sets, audio tape recorders, video tape recorders and radios; photographic, motion picture and slide projectors; parabolic receiving and transmitting antennas; loudspeakers, and amplifiers, high fidelity systems, namely, monaural and stereo amplifers, tuners and stereo receivers; computers; recorded computer software for providing interactive data processing; decoders; encoders; microprocessors, microchips, microfiche, microphones, microfilms and microcomputers; exposed photographic films, prerecorded videograms, phonograms, audio tapes, magnetic tapes, video tapes, audio and video compact discs, optical discs and magnetic discs all featuring news, sports, culture, cinema, music, television performances, action films, videogames; telephones; blank or prerecorded data carriers; magnetic coded cards, electronic memory cards, blank acoustic discs, television antennas, demodulators and modulators, automatic vending machines, data processors and computers; scrambling apparatus and control access apparatus for use in television, including decoders and encoders for television programs, computers and software for use therewith to permit the control and access to televised programs and to various data which is available by means of television, namely, television banking; and telephone, audio and video transmitters and receivers for coded programs and data