> Unless they're physically shipping stuff across your borders, a foreign website that accepts payment from your citizens isn't "doing business in your country" anymore than a hot dog vendor is by serving foreign tourists in my opinion.

We're in the electronic age, 'stuff' includes electricity, media, and remote-provided services. For a concrete example - if you're buying legal advice from a lawyer, it doesn't matter if he's down the street from you, or on another continent - the exchange of money for 'stuff' is the same.