In January 2007, the CEO of Apple Steve Jobs unveiled the iPhone. With touchscreen capabilities, a camera, an accelerometer and many other features, it became instantly popular among users. People today, especially teens continue to use modern versions of the iPhone. There are so many uses for the practical device, whether it’s texting, reading or browsing the internet, the iPhone has become ingrained in the lives of people all over the world. Currently, Apple assembles most of its iPhones in Shenzhen, China, although it has other factories in different locations.