It's not just about someone seeing your information, it's that it's being weaponized against you, usually to make you spend more money than you otherwise would have. Advertisers aren't charities, they expect a return on their investment.

I think the average person cares a lot about privacy, but simply don't know about all the ways their privacy can be violated.

Anyone can be hurt by a data breach. Look at those exposed in the Ashley Madison breach.

Actually not much happened to people who got exposed in the Ashley Madison breach, or Equifax or Facebook or Target..

This is just manufactured outrage and fear-mongering.

The biggest threat to humans are still social phishing and social scams, which has led to 1000x financial loses and other reputation loses.