It's important to see value when people are ready to throw things out. By seeing value at the back end of the material stream, you not only save the environment, but you save money. And why not? We spent trillions of dollars during the industrial age to figure out how to turn crude oil and raw metals into products. Now, we have all these resources above ground. It's time to see value at the back end of the material stream, i.e. see waste as the new raw material.