In other words, it would be less fun. Personally, within reason, I like spam. But too many messages are always better than too few. And personally, I'm fascinated by what marketers think about me. There's a reason they send me what they do.
Target marketing is all the rage.
It's the reason I get coupons in the mail for cents-off on diapers. They know I have kids. They know roughly how much money I make. They know how much schooling I've had. Get your piece of the explosive financial opportunity that the Internet is creating for millions of people.