...Among those is a standard framerate-based renderer, a renderer for high-performance scrollable regions which works alongside the main renderer, and mouse support. Be sure to check out Bubbles, a library of common UI components for Bubble Tea. Bubble Tea is based on the functional design paradigms of The Elm Architecture, which happen to work nicely with Go. It's a delightful way to build applications. By the way, the non-annotated source code for this program is available on GitHub. The tutorial assumes you have a working knowledge of Go.