Rumors about an Amazon smartphone heated up this summer, and the latest whispers -- from Taiwan Economic News -- say the e-retailer turned to Foxconn to construct its handset. Amazon is said to have put in a five-million-unit order with the Chinese manufacturer, which, of course, is still dealing with backfire over labor concerns at its iPhone 5 factory. The report says the phone will launch in the second or third quarter of 2013, with a price in the range of $100 to $200. Stay tuned, as