IPod Nano do not have access to iTunes without a working device (because Apple changed the hashing of the music database which prevented the 6th generation iPod Nano from being used with open source software via libgpod). IPod Nano The iPod Nano (stylized and marketed as iPod nano) is a portable media player designed and marketed by Apple Inc. The first generation model was introduced on September 7, 2005, as a replacement for the iPod Mini, using flash memory for storage. The iPod Nano went through several differing models, or generations, since its introduction. Apple discontinued the iPod Nano on July 27,
IPhone 3GS more favorable reviews mainly because it comes pre-installed with iOS 4. Jason Snell of Macworld praised the iPhone 3GS, saying that "the device's internal changes shines in the iOS 4 update, making the iPhone 3GS a worthwhile upgrade compared to its predecessor although a little too late compared to the iPhone 4." TIPB stated that "aside from hardware specific features like FaceTime, Retina Display, and gyroscope support, the bottom line is iPhone 3GS users are getting the same software that makes the iPhone 4 great." Shortly after the release of the iPhone 3GS, some users reported overheating of the device