Over and over again financial experts and wonkish talking heads endeavor to explain these mysterious 'toxic' financial instruments to us lay folk. Over and over they ignobly fail because we all know that no one understands credit default obligations and derivatives except perhaps Mr. Buffett and the computers who created them.
My primary school teacher once poured a bottle of curdled school milk forcefully down my throat. Then I threw it up all over her suede shoes. I'd rather have drunk from the spittoon in Barney's barber shop.