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

https://holdenlvxt779.theburnward.com/what-is-dark-data-management-not-the-marketing-version

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