People buying ads are their real customers, users are there to be exploited.
They catch enough fraud that their customers get a positive ROI, but surely they don’t catch all of it.
They catch enough fraud that their customers get a positive ROI, but surely they don’t catch all of it.
It's one level further. The global intelligence apparatus is the real customer, and they economically reward those who would build the most-surveillable and/or most-opinion-influencing products and services.