Most likely reason why it'd be discontinued is that it makes rest of the ads less valuable; so to speak.
People who can afford to & are willing to pay for something like this; tend to also be the type of people advertisers want to actually target: disposable income, willing to spend etc.
People who can afford to & are willing to pay for something like this; tend to also be the type of people advertisers want to actually target: disposable income, willing to spend etc.