Dark data is the information companies collect but never use, often sitting...

https://holdenssplendiddigests.zenbloomer.com/posts/how-do-i-audit-what-files-were-sent-into-an-ai-pipeline

Dark data is the information companies collect but never use, often sitting idle in servers or cloud storage. This can be 55% of all data, leading to wasted storage costs and increased security risk