Some of life's little luxuries haven't gotten any more necessary -- but they have become cheaper. From learning a new language to finding a great read, these six things no longer require a line item in your personal budget. Go ahead, indulge for less.
One of the key innovations Amazon implemented on its way to becoming the nation's largest online book retailer was to allow its customers to preview snippets of books. Now, a new patent granted to the online giant suggests they may want to start charging customers for the privilege.