The document discusses Apple's history of new product development from 1998 to 2014. It introduces several categories of new products including new-to-the-world products, new product lines, improvements/revisions, and product line additions. It then provides examples of many of Apple's iconic products over the years to illustrate these categories, such as the iMac, iPod, iPad, iPhone, Apple TV, and iTunes. The document also outlines the typical new product development process that many companies follow including idea generation, idea screening, concept development and testing, business analysis, prototype development, test marketing, and commercialization.