I think the practical value of stamps will be eliminated and may be replaced by substitutes. I think the collection value is controversial. In fact, the saying that scarcity is precious is not completely applicable to works of art, so please think deeply about the judgment of commodity value. Rarity is just a reference. First of all, what is the original intention of issuing stamps? As a tourist currency, I wonder if this is accurate. Have you ever heard of stamp repurchase? For example, my stamp is 50 cents. I can only change 50 cents, remember? At present, I don't have the same attributes as gold and silver. I refuse to classify stamps as futures speculation. We ancient people used copper coins as money (knives, coins, coins and so on, of course). Early years? I am just giving an example. Later, it developed into paper money, and now electronic money begins to appear. (excluding Q coins, bitcoin, etc. At this time, let's see what copper coins can do now. Collection, collection, collection. But stocks are huge. On the other hand, stamps are similar to copper coins. However, there will be several different development directions without any policy basis. First statement! First, as a collection, (this form exists at present) second, as a souvenir of a period (lacking collection value, or no longer having collection value) third, as a cultural carrier (still having commemorative significance and symbolic value. Such as pandas, calligraphy)