Well they have had the opportunity to (for instance) overhaul the renderer or thread dimensions since 1.0 in 2011, and we are still here tapping our feet. They

Well they have had the opportunity to (for instance) overhaul the renderer or thread dimensions since 1.0 in 2011, and we are still here tapping our feet. They have tried to pull in mods before, but unfortunate drama that ensued probably soured them on that idea.