Great article. However, it left out that users pay for ads because the cost of advertising is added on to the price of products. So you really are not getting

Great article. However, it left out that users pay for ads because the cost of advertising is added on to the price of products. So you really are not getting it for free. The underlying problem is the basic monetary model of the web is broken. We need something like micropayments. Maybe Ethereum will make this possible.