Describes four examples of product change, where the new version of the product does "break with the past" in some important respect. Four examples are those of IBM PS / 2 family of personal computers, Lotus 1-2-3 spreadsheet software, a line of Nikon SLR cameras and lenses, and Rolm telephone switching system. Illustrates the different ways in which the product can break with the past, and it is useful to discuss the reasons for taking a break and exercise break at the production line. "Hide
by Anirudh Dhebar Source: Harvard Business School 5 pages. Publication Date: May 11, 1992. Prod. #: 592097-PDF-ENG