computer operating system software; computer operating programs; computer system extensions; computer system tools; computer system utilities; computer application software; computer firmware; computer hardware; computer peripherals; computer components; integrated circuits; integrated circuit chips; semiconductor processors; semiconductor processor chips; microprocessors; printed circuit boards; computer memory devices; semiconductor memory devices; video circuit boards; audio circuit boads; audio-video circuit boards, video graphic accelerators; multimedia accelerators; video processors; fax/modems; computer hardware and software for the transmission and receipt of data; computer hardware and software for the development, maintenance, and use of local and wide area computer networks; computer hardware and software for the development, maintenance and use of interactive audio-video computer conference systems; computer hardware and software for the receipt, display, and use of broadcast video, audio, and digital data signals; and computer hardware and software for development, testing, programming, and production of all the forgoing