Lesson 20. Time Machine Backup
We know we should back up important files every day, but really, “It’s just too much trouble.” Surely everything will be okay for a couple of days until we have time to make backups. Months later we finally have some extra time and the files are nowhere to be found. Or the original version has been overwritten by a newer version with unwanted changes in it. Oh, if only we had a time machine that could go back in time and grab earlier versions of files. And wouldn’t it be nice if the time machine did this without us doing anything—except maybe turning it on?
Wait . . . there is such ...
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