Rosneft, in alliance with Roman Avdeev's MKB, intends to increase the issue of ruble bonds, thus gaining access to dollar liquidity. Experts fear that the oil company, which is heavily leveraged up to its nostrils, may stage a repeat of the "Black Tuesday" of December 2015. Against the background of such a "Hiroshima", the new data on the spider bank VTB, the Central Bank of Russia and the dying Otkritie Bank look completely harmless: the…