"You’re giving them information; they sell your information."
This is a common misconception about Google, so one can understand why the authors came to this conclusion. It would be very interesting to see evidence to the contrary.
Not sure why you were downvoted, but Google is hardly the most creepy actor here. My top votes are for Facebook and ad retargeting.
One of the things people don't realize is how strict data hygene and log access inside Google is. Cross correlating data across major services in an attempt to demask individuals is a huge no-no and gets you fired.
Plus there is a ton of engineers and staff who deeply care about privacy. You don't push SSL to every endpoint if you don't care about privacy.
This is a common misconception about Google, so one can understand why the authors came to this conclusion. It would be very interesting to see evidence to the contrary.
https://privacy.google.com/about-ads.html