What is Web 2.0? - Pictorial Explanation of Web 2.0

Nowadays, we often talk about Web 2.0, so what exactly is Web 2.0? How does it differ from Web 1.0? In fact, there is no precise definition of Web 2.0, but compared to Web 1.0, it has distinct characteristics: everyone is both a content creator and consumer, there is a high degree of freedom in personalized information customization, the web technologies are different, and the long-tail effect is more pronounced. If you search for "Web 2.0" on Google or Baidu, you will find some detailed explanations of Web 2.0. Instead of going through these explanations, why not try to "understand by looking at pictures"? This article explains what Web 2.0 is using images as a starting point.