Gates kind of threatened this not too long ago. Basically, states that didn't accept the Atny Gen'l's settlement and demanded a "non-bundling" of software with the operating system would not have the operating system sold in their states.
It's about time some industries did the shrug of Atlas.
And this would be the perfect scenario for it. With Microsoft (if they did it) the media would spin it and many people would say it was simply the greed of Bill Gates.
But with Alcohol, Tobacco and Fizz Drinks, those industries could go public and say
"You know, California, you're absolutely right. You say our products are harming your populace and the last thing in the world we want is to do that. So in order to promote the health of your fine Republic, we hereby stop selling our evil products within your borders. We're certain the loss of revenue and jobs will more than be made up by the added years of life and lower body fat your citizens will enjoy. Hasta la vista..."