Texto en inglés explicando la evolución del iPhone con verb+ infitivo y gerundio
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Apple engineers investigated the touch screen, under the direction of former Apple presidents. Apple created the device with the exclusive and unprecedented collaboration of AT&T Mobility - Cingular Wireless at the time of the phone's inception - at a development cost of $ 150 million. During the development of the iPhone, the code name under which it was called was "purple2", the company rejected the design of the committee developed by Motorola.
On July 11, 2008, Apple released the iPhone 2g in 22 countries. The first 2G iPhone was sold in Auckland, Oregon, to Jonny Gladwell, after one minute of midnight. In the United States, the new phone required a 2-year contract with AT&T. The first few days many units of the iPhone 3G failed due to overload on Apple's iTunes servers.
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