It also saves backups of the bookmarks in the backup folder.  So if you ever lose your bookmarks for some reason, and it does happen, you can go to the backup folder and be able to restore them.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi