Dark data is the info your company collects but never uses—think old files,...

https://wiki-neon.win/index.php/What_Is_Garbage_In_Garbage_Out_for_AI_Data_Pipelines%3F

Dark data is the info your company collects but never uses—think old files, emails, or logs gathering digital dust. Around 55% of data goes dark, costing businesses millions in storage and creating security risks