Dark data is all the info companies collect but never use. It makes up about...

https://www.strobe-bookmarks.win/dark-data-is-the-55-of-stored-information-organizations-keep-but-never-use

Dark data is all the info companies collect but never use. It makes up about 60-80% of stored data and just sits there, costing organizations around $2.5 million every year in storage and management