Revisionists who have a net-positive influence on the world because they are deliberately facilitating the development of advanced capitalism in countries that were systematically undermined by imperialism, and theoretically that should make socialism much more practically viable, because the mode of production is necessarily constrained by the means of production, and of course the social reality of capitalist production makes organizing somewhat easier as things are more collective (in terms of the production itself, not ownership, of course) and more centralized.