invention; [0010]FIGS. 3A and 3B are block diagrams of a customized slice in accordance with a preferred embodiment of the present invention; [0011]FIGS. 4A and 4B are block diagrams of another customized slice in accordance with a preferred embodiment of the present invention; and [0012]FIG. 5 is a flow diagram of a fabrication process in accordance with a preferred embodiment of the present inve