There's also the big question, if being exposed to that much advertising as an individual has other (psychological) side-effects as well, rather than just decre

There's also the big question, if being exposed to that much advertising as an individual has other (psychological) side-effects as well, rather than just decreasing the effectiveness those ads have on you? After all, ads are intentionally designed to drive compulsion and to manipulate your (purchase) behavior. And personalized advertising is all about knowing and exploiting everyone's weaknesses for more effective manipulations, isn't it?