If you like paying Warren Buffet an extra $.50/gallon for your gasoline, keep right at it.
Are you saying that you want Warren Buffet to be able to use oil cars that have walls that are too thin or other inadequate features that make them dangerous? Enbridge, the company stuck with the $1 billion cleanup of the Kalamazoo River mess has petitioned to be allowed to refuse to transport the kind of high sulfur, potentially explosive oil that may have been implicated in the 47 deaths at Lac Megantic.