This Is A Life-Changing Application That Every iPhone 5S Owner Should Download (AAPL)

Last weekend I got an iPhone 5S, upgrading from an iPhone 5. While most people scoff at Apple doing "S" upgrades, I have to say I am really impressed at everything Apple packed into the phone.  In one year, Apple made big improvements to the camera, added a new, faster chip, created a fingerprint scanner, and added an "M7 coprocessor," which tracks motion. The fingerprint scanner has worked well for me so far, and it's by far the most fun new feature. It's just a neat, gee-whiz piece of technol...