Since its release in 2001, the iPod has become a music player phenomenon.

In your opinion, how would the QFD approach have helped Apple in developing the iPod? What are the limitations of this approach?

Since its initial release, the iPod has gone through some major and minor product design changes. Many of the design updates were based on instrumentalism, which is a frequent redesign throughout the product's life.

What are the pros and cons of updating the product design based on instrumentalism? Besides the iPod, identify at least two products that use this approach for product design