> Who is using native UI in 2026? GTK and QT don't feel great.

Game developers, Windows applications in .NET (possibly with some C++/COM modules)

The problem with native UIs is mostly a Year of Linux Desktop problem.

Let's set gaming development aside for a moment.

I believe when people talk about Rust UI, most people assume it's cross-platform. Developing an app just focused on Mac or Windows is a completely different problem. In fact, one could easily argue that you should never use Rust for those single platform apps.