It feels like the 1940s or 50s, or perhaps the 1950s or 60s. Technology wasn't very advanced, but it was also a period of technological explosion.,A multitude of products constantly appear before people, overwhelming their senses. As he walked down the street, he saw a slogan on a promotional poster: "Ari Dai, A Thread of Niu Dai." In his view, this world, this society, was paved with gold; all he needed to do was bend down and pick it up.,For example, do you know that the land under your feet will be worth its weight in gold a hundred years from now Do you know that the price of art will soar year after year Do you know...。