> there are often fire vaults[ Many years ago I was Unix sysadmin responsible for backups and that is exactly what we did. Once a week we rotated the backup t

> there are often fire vaults[ Many years ago I was Unix sysadmin responsible for backups and that is exactly what we did. Once a week we rotated the backup tapes taking the oldest out of the fire safe and putting the newest in. The fire safe was in a different building. I thought that this was quite a normal practice.