with the same method we could can restore the messages and contacts too
Guess so backup folder can contain lots of things even file backups.
But my settings.arc is 420kb
If you have the space you could add any backupfile to your cfw.
Like if you wanted to add a few numbers.
it is unnecessary, I think
Now that comment is unnecessary, don't be a hater just because you have no use for it.
I throw my idea out there in hope of someone to improve or complete it.