Dark data is the information companies collect but never use. It often makes up...

https://www.coast-bookmarks.win/dark-data-is-the-information-companies-store-but-never-use-often-making-up-1

Dark data is the information companies collect but never use. It often makes up 60 to 80% of all stored data, sitting idle and costing businesses an average of $2.5 million each year. This unused data takes up space, wastes resources, and can hide risks