Terminal user interfaces (TUIs) offer a richer and more interactive experience compared to standard command line interfaces by providing dynamic feedback, components, and layout options reminiscent of graphical applications. In Go, the Bubble Tea package by Charm is a leading tool for building robust TUIs, allowing developers to structure applications around a central state model and key methods for initialization, updating on events, and rendering output. Bubble Tea supports a variety of UI components—such as spinners, progress bars, and tables—through its modular "bubbles" library, while the companion "lip gloss" package enables stylish, themed output. Although Bubble Tea introduces its own architectural paradigm that may require adjustment, its flexibility makes it a powerful option for asynchronous and interactive terminal apps. Key implementation patterns include stateful models, event-driven updates, and view rendering, and developers can further extend functionality with advanced components and custom styling. For those seeking more streamlined integration with command-line tools, higher-level packages like HA, which leverage Bubble Tea under the hood, offer simplified approaches to building interactive forms and prompts.