Dark data is all the information your company collects but never uses—often 55%...

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

Dark data is all the information your company collects but never uses—often 55% of it just sits inactive. This hidden data can cost you big, lead to security risks, and clog AI systems with noise