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

https://www.bookmarking-online.win/dark-data-is-the-information-businesses-collect-but-never-use-it-often-makes

Dark data is the information companies collect but never use. It can be anything from old emails to outdated files. Studies show 60-80% of data stored is inactive, quietly taking up space and costing businesses millions annually