Dark data is the stored information companies rarely use, yet it piles up...

https://www.unitedbookmarkings.win/dark-data-is-the-info-your-company-collects-but-never-uses-think-old-files

Dark data is the stored information companies rarely use, yet it piles up quietly—about 55% of data goes untouched. This inactive data not only wastes money, sometimes over $2.5 million, but also creates risks and clutters AI projects with noise