Dark data is the information companies collect but never use. It can make up...

https://wiki-global.win/index.php/How_Do_You_Reduce_Backup_Costs_by_Shrinking_Primary_Storage%3F

Dark data is the information companies collect but never use. It can make up 60-80% of all stored data, quietly taking up space and resources. Ignoring it wastes over $2.5 million every year on storage and management costs