Advertising cannot be separated from invading individual's privacy. That's something that as an advertiser you can't do without. Otherwise you are always in the dark in terms of how effective your advertising is. I wrote on this if you want to check it out here: <a href="https://alvaroduran.me/writing-in-times-of-clickbait" rel="nofollow">https://alvaroduran.me/writing-in-times-of-clickbait</a>