This is fine, and I know some people who are aware and are happy with the ads they recieve. I do personaly have a problem with not being given the choice, also

This is fine, and I know some people who are aware and are happy with the ads they recieve. I do personaly have a problem with not being given the choice, also it should be an opt-in option. Privacy shouldn't be compromised and then restored after the data is already gone.