Dark data is the inactive or unused information that piles up in storage—often...

https://dantevrib041.fotosdefrases.com/how-do-i-query-nas-file-metadata-in-snowflake

Dark data is the inactive or unused information that piles up in storage—often 60-80% of total data—yet still creates risks like ransomware exposure and contributes to $2.5 million in annual storage and backup costs