. . "Of course, it should be understood that the plurality of semiconductor devices 650 may be fabricated on substrates other than a silicon wafer, such as, for example, a Silicon On Insulator (SOT) substrate, a Silicon On Glass (SOG) substrate, a Silicon on Sapphire (SOS) substrate, a gallium arsenide wafer, an indium phosphide wafer, or other bulk semiconductor substrate." . . .