I know its normal for iphones to rattle, but this seems excessive. When setting the phone down or moving it slowly you can hear the rattle. I have noticed this on some iPhone 5s. Why do some rattle louder than others? The camera seems to function perfectly though?
http://www.youtube.com/watch?v=WEbUyt-FURg
http://www.youtube.com/watch?v=WEbUyt-FURg