These options control the creation of backup files when you save a modified file to disk. You can control where backups are stored, how many old backups to keep and options for controlling the style of the backup file name.
"I have a confession to make. I'm a vi user. I've tried other programmers editors
but my fingers just could not make the switch. All the text editors I tried
forced me to learn all new commands...Then I found CRiSP. I was saved, it has a
wonderful vi emulation mode.