Earlier quoted context omitted.
Generally speaking, ad networks don't sell personal data. That's their secret sauce - selling it is largely counterproductive. I can't call up Yahoo, and ask to buy the personal data of "forapurpose". If I could, it would take me a few million dollars to build a clone of their most valuable asset - their user database. What they sell is ad spots in webpages, when those webpages are visited by people who satisfy some…
While it is technically correct that ad networks don't sell personal data, it is also irrelevant. It's not the bits that matter, it's what one does informed by the bits. Ad networks sell _actionable insights_ informed by personal data. An ad network answers the question 'what is the best way to spend $$$ and win this election' _using_ personal data of millions of people, but not _revealing_ the personal data to the p…
Do you mean it's evil to collect the personal data for the purpose of selling ad impressions of it's evil to collect personal data, full-stop? I want companies like Google collecting my personal data to, for example, provide me context-relevant search and map navigation results and voice-assistant actions. So it doesn't seem like evil-full-stop passes the smell test.