When Steve Jobs introduced the iPhone on January 9, 2007, at the Macworld convention in San Francisco, it was a pivotal moment not just for Apple, but for the entire world of technology and communications. Addressing a packed audience, Jobs, with his characteristic showmanship and excitement, declared that Apple was going to reinvent the phone. This introduction set the stage for a presentation that was about to unveil a device that would fundamentally change how people interact with technology.