" Being able to sync the same content among multiple devices provides a very convenient backup for Dropbox data. If your Mac laptop gets dropped in your backyard swimming pool, as long as it’s been recently synced, you’ll still be able to quickly access all of the files and folders stored in Dropbox folder on the desktop PC. "

― Ian Lamont , Dropbox in 30 Minutes: The Beginner’s Guide To Dropbox Backup, Syncing, And Sharing