Final answer:
The iPhone is the best example of commercialization in the smartphone industry.
Step-by-step explanation:
One of the best examples of commercialization is the introduction of the iPhone by Apple.
The iPhone revolutionized the smartphone industry by combining various features such as a touchscreen interface, internet connectivity, and multimedia capabilities into a single device. It disrupted the industry by setting new standards for design, usability, and user experience.
The iPhone's success led to the growth of the app economy, with developers creating innovative applications that further enhanced the device's functionality and created new business opportunities.