HTML “over the wire” is an alternative approach to building modern web applications, where HTML fragments are exchanged instead of JSON payloads. It is a natural fit with server-side rendered websites such as those powered by Craft, and can be achieved with surprisingly minimal tooling and changes to an existing build. This talk will explore its benefits and pitfalls, review some of the 3rd party tools that make it possible, and look at real-world examples of it in action.