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

https://wiki-velo.win/index.php/Is_$300,000_a_Year_Realistic_for_300TB_Plus_3.5PB_of_Cloud_Storage%3F

Dark data is all the information companies collect but never use—think old files, logs, or emails sitting idle. Around 60-80% of data goes unused, yet it still costs money to store and manage