In the future, each person will be a repository of information, retaining information about himself as well as collecting information about others. People do not need money to acquire the materials they need for life, they just need to make "information" transactions.People use props: gloves to trade information. People can make transactions by shaking hands, and the transactions in people's lives are roughly equivalent to the barter of information.Everything in life revolves around information. There are all kinds of information in the street window, the sale of goods, the taking of public transportation and so on.By having access to other people's information, you can trade with those who have more valuable information and improve yourself...