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在信息技术日益向纵深发展的今天，数字化似乎成了一切技术的主宰，比如印刷技术已告别铅与火，而完全被数字印刷技术所取代；电视也即将数字化；录音机被数字化的ＣＤ机、ＭＤ机、ＭＰ３播放设备所替代为期也不遥远；录像机在数字化的ＶＣＤ、ＳＶＣＤ、ＤＶＤ以及多媒体计算?
Digitization today seems to dominate all technologies, such as the printing technology has bid farewell to lead and fire, and has been completely replaced by digital printing technology; digital television is about to be digitized; digital audio CD recorder, MD Machine, MP3 playback equipment replacement is not far off; VCR in digital VCD, SVCD, DVD and multimedia computing?