fakruzaruret There is an extension for this but I think this is not a real quick reply. Quick reply feature should appear on main discussions list page. Why we need to open discussion's page to reply. We should reply discussion without enter. There is an example view.
luceos This really feels like a bad interaction on a community. It stimulates people to ignore the entirety of the OP or similar replies already made. Don't you think this would cause a huge weight on moderation?