I think the link needs a ".html" at the end.
Read the article. What I wonder about is the texture. I don't like gritty food, but maybe this dirt consists of mostly organic stuff? In any case, I'm not intrigued with the dirt idea.
Letterman asked Zevon if his condition had taught him anything about life and death. ''How much you're supposed to enjoy every sandwich,'' Zevon answered. (From a 2003 NYTimes article on Zevon by Jon Pareles.)