Dark data is the information companies collect but never use—think old emails,...

https://www.toro-bookmarks.win/dark-data-is-the-info-companies-keep-but-never-use-think-old-emails-documents

Dark data is the information companies collect but never use—think old emails, logs, or reports gathering dust. Studies show 60-80% of data sits inactive, wasting up to $2.5 million a year on storage and missed opportunities