Dark data is all the info your team collects but rarely uses—estimates say up...

https://tango-wiki.win/index.php/How_Does_Dark_Data_Make_AI_Answers_Worse%3F

Dark data is all the info your team collects but rarely uses—estimates say up to 60%-80% sits inactive. It matters because it wastes money, risks security, and clutters AI projects with irrelevant noise