1. If you're using an Electron-based editor, I imagine you might not be entirely happy with performance. I can fix that. 2. Yes, have looked at Kakoune, and even have some plans to emulate its keybindings. It's an interesting project. 3. I'm not sure novelty is the main thing people need. I think we pretty well understand what people need, and there's something to be said for just doing a good job delivering it.