For example, several people have no money, but want to play a few games of mahjong, and then make an appointment for a card of poker to represent one dollar. Poker then generates a dollar value. The value it carries at the moment is the mutual promise of several people, and its function is to calculate the quantity.
In today's digital age, the immutable properties of the Bitcoin database accurately carry the mutual promises of Bitcoin holders, which can quickly calculate the quantity and transfer each other.
As a final note, Bitcoin is hard to come by, and if 21 million people buy one each, they will never be able to buy it again.
something that is modern and unique, so that it is in great demand by everyone, let alone by everyone even at the world level, then it will be very valuable. bitcoin has now become the spearhead of the speaker of investors in the world, where they have switched from local stock investors to digital money investors and bitcoin is a popular trend in the investment media today.