Matt Taibbi wrote a terrific, though lengthy expose' of Mitt Romney's activity as a "businessman" in the most recent Rolling Stone. It will explain why we'll never see Romney's tax returns and more importantly why his "experience" absolutely disqualifies him from governing.
Below is the link to the article written by Matt Taibbi. It takes about 15 minutes to read, so make the time, because it is most definitely worth the effort. Be sure to pass it along to your networks and beyond, no matter what their political leanings. You'll understand when you finish the article.