DesignBoom offers an illustrated poster portraying the design history of the humble folding chair. From the earliest, backless models to today's minimal seats, the poster is a fascinating exercise in design evolution.
Consider for a moment the development of your business, services, or products. If their evolution could be visualized, what kind of changes would you see? For example, look at the first row of the poster. Some brave soul added a back early on. It quickly went away, and it was quite awhile before it returned. Why?