Amazon Kindle is Retailer's Best-Selling Product of All Time
Amazon still won't disclose the exact number of Kindle sales, but it is saying today that the third generation of its Kindle e-Book reader is now the Internet retailer's best-selling product of all time, even selling more than the last Harry Potter book, "Harry Potter and the Deathly Hallows."
So how many is that? "Millions," says Amazon. More than…