Ключевые слова: abstract, audio, background, backup, blue, bluray, business, bytes, cd, cdr, cdrom, cdrw, colors, communication, compact, computer, copy, data, digital, disc, duplication, dvd, gigabytes, highdefinition, industry, information, media, megabytes, multimedia, music, record, reflection, shiny, software, sound, spectrum, storage, technology, writable,