Can people really not tell the difference between 'my data is being sold' and 'an aggregate based on my data plus data from a million others is being sold'? A

Can people really not tell the difference between 'my data is being sold' and 'an aggregate based on my data plus data from a million others is being sold'? A company that only collects data when the user opts-in and sells innocuous products like market-share information and tracking tag audits for individual sites hardly deserves the ire. It's not like it's the federal government.