In today's digital age, Web3 technology is reshaping our understanding of the internet. Let's dive deep into the core elements of this new world together.

First, let's understand this revolutionary technology called blockchain. Imagine a globally shared super ledger that is not controlled by any single entity, but rather maintained collectively by thousands of computers around the world. Whenever a transaction occurs, like buying a cup of milk tea, this information is instantly spread across the entire network. All participants will record on their respective ledgers: "At a certain time, Customer A paid X units of digital currency to the milk tea shop." This mechanism ensures the transparency and immutability of transactions, as the entire network witnesses every transaction.

Secondly, let us focus on cryptocurrencies, which are an important component of the Web3 ecosystem. Cryptocurrencies, represented by Bitcoin, can be seen as the universal currency of this new world. They have the following characteristics:
1. Virtuality: They are essentially digital codes stored on the blockchain.
2. Scarcity: Cryptocurrencies like Bitcoin often have a total supply limit, which gives them a scarcity characteristic similar to gold.
3. Transactional: As long as both parties agree, cryptocurrencies can be used for transactions of various goods and services.

Finally, let's discuss the unique process of "mining". In traditional games, currency may be directly issued by the game developers. In the world of cryptocurrency, new tokens are generated through a process known as "mining". This process is not just a simple issuance of currency, but a key mechanism for maintaining the security and operation of the entire network.

As we gradually delve into the world of Web3, these concepts will become increasingly important. They are not only changing our understanding of finance but also reshaping the way we interact with the internet. Let us maintain an open and curious mindset as we explore this new field full of possibilities together.