Seems it was a real prediction... https://www.google.com/search?q=peter+turchin+2020&source=lnt&tbs=cdr%3A1%2Ccd_min%3A1%2F1%2F2012%2Ccd_max%3A12%2F30%2F2012&t

Seems it was a real prediction... https://www.google.com/search?q=peter+turchin+2020&source=lnt&tbs=cdr%3A1%2Ccd_min%3A1%2F1%2F2012%2Ccd_max%3A12%2F30%2F2012&tbm= https://www.google.com/search?q=peter+turchin+2020&source=ln...