Such products offer enormous potential to companies and their customers. Their ability to evolve can greatly extend their useful life, eliminating or postponing the need for replacements and allowing users to become more familiar with them, two factors that increasecustomer value.Delaying or removing the need to manufacture replacements promotessustainability,conserving energy, reducing harmful emissions, and slowing the accumulation of toxic materials. Products that grow offer a way out of the ecological quicksand of planned obsolescence, a profitable but wasteful strategy that consumers dislike. They help companies protect their reputations and save consumers money.