Why design it this way? The answer is actually very simple. Scarcity. Imagine this. If a currency could increase indefinitely. Today 100 yuan. Tomorrow another 100 yuan is printed. The day after tomorrow it keeps increasing. Over time, can every banknote still be worth as much as before? Historically, quite a few countries have experienced similar situations. When the money supply far outpaces the growth of goods and services, prices tend to be affected. Precisely because of this.

Many supporters believe that a fixed total supply is one of Bitcoin's key features. Others argue that a fixed total supply may not suit all economic scenarios. Different people have different views. These discussions continue to this day. Looking back: the number 21 million is not just a number. It represents a design philosophy.

By setting predetermined rules in advance, no one can arbitrarily change the quantity of currency issuance. This is also why discussions surrounding Bitcoin remain heated to this day! This article is solely a historical review and knowledge popularization, and does not constitute any investment advice. Bitcoin prices are extremely volatile, investing carries risks, and caution is required when entering the market. Our country explicitly prohibits virtual currency mining and trading; virtual currencies lack legal value support and are not protected by law.