What are your thoughts on minimalistic AI chat interfaces like Nully?

Nully is an open-source AI chat interface that focuses on simplicity and performance. Written in Go and Vanilla HTML/CSS/JS, it allows users to send messages to OpenRouter and store them locally without the bloat of advanced features. It supports basic chat functionalities and is self-hostable. What do you think about the trend towards minimalism in software design, especially in AI applications? Do you prefer lightweight tools or feature-rich platforms?