But that goes against the very grain of a free and open internet, where anyone of any income level can access information. When you start creating paywalls, you start creating scarcity of information to justify people to pay those fees.
I find the whole "internet ads are bad" argument silly and specious at best - I don't care that Amazon shows me pictures of wallets I might want to buy if that means a poor kid in Eastern Europe can read CNN or BBC news for free.