The architecture of Web 3.0 applications (or "DApps") are completely different from Web 2.0 applications. Take Medium, for example, a simple blogging site that lets users publish their own content and interact with content from others. As a web 2.0 application, it may sound simple, but there’s a lot that goes into Medium’s architecture to make it all possible: First, there must be a place to store essential data, such as users, posts, tags, comments, likes, and so on. This requires a constant...