A pending pull request for Vim introduces deferred dirty redraw handling for its GTK3 Wayland back-end, significantly improving scrolling speed, smoothness, and reducing CPU usage. The change reworks how redraws are queued during key input and continuous key-repeat events. The Vim developer behind the patch describes it as a major milestone in GTK3 Wayland performance, with the improvement awaiting merge while GTK4 support continues to mature.
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