Thanks for Great Info Sir!Tarsnap is awesome but expensive. I use it for a few critical things (my PasswordSafe files, etc.)
I wrote an article for Linux Journal about it: http://www.linuxjournal.com/content/tarsnap-line-backups-truly-paranoid
Got to interview Dr. Percival - great guy.
JetBackup + Remote Storage Server (for all servers) and Daily Server Snapshots.