Earlier quoted context omitted.
Targeted advertising is not designed to serve the viewer, it's designed to serve the advertiser. Advertising doesn't help the advertiser unless it helps you. Showing you an ad for something you don't want, can't use, and would never buy, benefits nobody.
Advertising doesn't help the advertiser unless it helps you. This is nonsense. History is littered with cases of advertising abuse and misuse. Everything from literal snake oil salesmen to modern day shysters profiting from selling conspiracy theories and anti-tax bullshit is enabled and propagated by advertising.
Also, FYI, I'm not the one who down-voted you. In fact, have an upvote to counter-balance that.