The people providing the Internet resources will consistantly make money. A few businesses will strike it rich. Most will be disappointed because they only found a trickle before they blew their grub stake. Because the customers will be there. They won't find an easy way to purchase things on the Internet, but they will find an easy way to shop, compare prices, options, and it will be the easiest way to get enough information to feel comfortable about the decision that they make.
Nothing surpasses the Internet for diseminating information.
Money first appeared because barter was an awkward thing. You can trade your corn for a hen, but if what you wanted was a barrel of ale, you still need to make another trade. Every one of the financial exchange schemes costs money and there isn't any common money types yet. In a year or two, the client, server, and money transaction processes will be viable and widely available not just experimental and available to people with xxx browser. What haven't I covered.