That is another aspect. This need will be met gradually with the increased demand of and introduction of various solutions that are both reusable and low on use of a person's labor. The example that immediately comes to mind is efficient dishwashing machines replacing both the highly time and water consuming process of handwashing dishes and the highly paper consuming process of using throwaway paper plates. Increased preference and ability to allocate capital for the future causes an increase in the durability and efficiency of the general society, all else being equal.