Simply said: when one truly digs in, MF Global exposes the 2011 equivalent of the 2008 AIG: virtually unlimited leverage via the shadow banking system, in which there are practically no hard assets backing the infinite layers of debt created above, and which when finally unwound, will create a cataclysmic collapse of all financial institutions, where every bank is daisy-chained to each other courtesy of multiple layers of "hypothecation, and re-hypothecation."