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

https://titusssplendidperspective.almoheet-travel.com/why-does-keeping-dark-data-on-flash-storage-feel-like-burning-money

Dark data is the information companies collect but never use. It often makes up 60 to 80% of all stored data, sitting idle and costing businesses an average of $2.5 million each year. This unused data takes up space, wastes resources, and can hide risks