As a long-time personal computer user, I learned the importance of backing up my data long, long ago.

There are just too many things that can go wrong when you’re working on your computer. Whether it is a hard drive that goes bad (or a floppy, in the old days), or a mental lapse on the part of the user, it is easy to lose the critical file on which you’re working. Or, maybe your computer has gotten infected with a virus or a rootkit, such that you decide that reinstalling Windows is the easiest thing to do.

How many times have you opened a file with the intent to make a new version of it, then edited it, and accidentally saved it again with the original name? I have, so I doubt that you’ve missed that thrill. Fortunately, I make daily backups of my data, so that I can recover from those brain failures.

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