Countdown towards the singularity Kurzweil touches about the historical past of your singularity strategy, tracing it back to John von Neumann from the 1950s and I. for any black hole of mass M. Black holes Together with the minimum probable mass satisfying this inequality are named extremal. Methods of Einstein's https://econopass.com/news/science-technology/7-mind-blowing-ways-the-technological-singularity-will-transform-humanity/