Dark data is the unused information companies store but never analyze. It can...

https://elliottkykp923.yousher.com/should-i-delete-dark-data-or-tier-it-first

Dark data is the unused information companies store but never analyze. It can make up 60-80% of all data, quietly taking up space and costing businesses up to $2.5 million each year in wasted storage and missed opportunities