Slowly but surely, the people involved in building the iPhone have begun to tell their stories about how it all happened. We’ve heard some good podcast interviews, but I think Ken Kocienda’s “Creative Selection: Inside Apple’s Design Process During the Golden Age of Steve Jobs” may be the first book written by someone who was directly involved in the process of building the iPhone. The book is a good, fast read that will provide people who work in the tech industry some perspective on how Apple’s product process works—the title refers to a multi-step process internalized by Apple employees that…