There are three reasons.
1. It’s a violation of privacy. It’s disrespectful. We are tired of that. We hate people who do that.
2. Do ad executives seriously think that bombarding us with things that we “like” is actually going to boost sales, when what they’re selling is absolute garbage?
3. We’re poor. We don’t want to buy stuff we don’t actually need.
Here, take a look at this helpful graphic The Oatmeal made. https://theoatmeal.com/comics/sell_generation
Look, I was born in the 90s. I know what consumerism can do to a person’s house. I know just how “helpful” useless, mass-produced gadgets are. There is one thing I personally am looking for, and that is quality at a fair price. I would LOVE to buy your product if it’s actually good! In fact, if I’m not mistaken, there is a whole humongous market of people like me who want to buy good…