Dark data is the information your company collects but never uses—up to 55% of...

https://www.sierrabookmarking.win/dark-data-is-the-info-companies-collect-but-don-t-use-about-55-of-it-just-sits

Dark data is the information your company collects but never uses—up to 55% of all data. This unused data takes up space, wastes about $2.5 million in storage costs, and creates noise that can confuse AI systems