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

https://www.sierrabookmarking.win/dark-data-is-all-the-info-your-company-stores-but-never-uses-think-emails-old

Dark data is the information businesses collect but never use. It often makes up 60-80% of a company’s stored data. This inactive data takes up space, slows systems, and can waste over $2.5 million every year in storage and management costs