In other words, it describes an epoch in which teleological meaning is reversed from the standpoint of functionalism in favor of constructivism.
Postmodernity described a total collapse of modernity and its faith in progress and improvement in empowering the individual.
If distinguished from hypermodernity, supermodernity is a step beyond the ontological emptiness of postmodernism and relies upon plausible heuristic truths.
Whereas modernism focused upon the creation of great truths (or what Lyotard called "master narratives" or "metanarratives"), and postmodernity was intent upon their destruction (deconstruction); supermodernity operates extraneously of meta-truth.
Related authors are Terry Eagleton After Theory, and Marc Augé Non-Places: Introduction to an Anthropology of Supermodernity.