critical mass, of black holes, areas with so much density and gravity they cave in on themselves, warp time and space, alter physical laws, create their own energy. People tend to look at violence as an aberration, as something wrong, unnatural. But what could be more natural than violence? And like any law of nature, couldn’t violence be factored out to its extreme, a state in which it was capable of sustaining itself, increasing in weight and density and speed, spinning off into itself?