You know how the Storage Administrator is always complaining about how much storage the DBAs use? As if the databases weren't big enough, then we want to keep the backups on disc! Lots of different backups recovery points!

SQL Server compressed backups, whether native or using a third party tool such as Litespeed, help to keep the backup sizes down - but de-dupe storage is the relatively new kid in town that saves storage, and helps those occasionally fraught relationships between DBAs and Storage Admins!