The checks – and coupons – are in the mail, and may already be in your bank account or coupon binder by now. But a years-old legal dispute that the StarKist tuna company settled for $12 million, plus expenses and legal fees, could end up costing it a whole lot more. And if you chose the cash over the coupons, that decision could have cost you as well.  Here’s the article from Coupons in the News.  btw, I got my coupon in today’s mail…