There is a phrase some use in conjunction with the big US banks to describe the impending doom that is forecasted to occur: Too big to fail.
Kukhona isisho esithile esisetshenziswa ngokubambisana namabhange amakhulu aseMelika ukuchaza isahlulelo esizayo ukuthi kubhekeke senzeke: Kukhulu kakhulu ukwahluleka.