Most of these points are true for computer media as well if separated from some degree of computer power, especially "not necessarily cheap". > ... need physic

Most of these points are true for computer media as well if separated from some degree of computer power, especially "not necessarily cheap". > ... need physical copy to back up Certainly true for computer storage, which, if left to the whims of nature and given time, will self-destruct. Years ago I got a call from Tom Clancy, who was writing "Hunt for Red October" using my word processor "Apple Writer." He said a diskette had become unreadable and asked how to recover its contents. I delivered the bad news and recommended that he use his backup diskette. I'm sure you can guess how that turned out.