Web3 has become a hot word in the tech world. However, when we talk about Web3, we often feel confused. There is an endless stream of terms in this field, from Bitcoin to Blockchain, to Cryptocurrency, Metaverse, and now the emerging Web 3.0, Virtual Asset, and Tokenized Asset Market. We can't help but ask: why does a technology field have so many names? This article does not attempt to explain which term is the "correct" one, but hopes to explore why these concepts emerge in an endless stream and reveal the social construction logic behind them.