If I target users based on a specific criteria and I know they came from google then that information about them is passed. Raw data isn't much use anyways,that

If I target users based on a specific criteria and I know they came from google then that information about them is passed. Raw data isn't much use anyways,that's why google and fb aren't afraid to share with users what they collect. The analysis and targrting donewith that data is what users should be concerned about.