The disclosure provides a process of modifying a seed based fiber to form an enhanced fiber additive. The multiplexers are distributed locally to various regions that are arranged in a hierarchy of regional levels. The investment then must meet certain preset criteria before additional capital is allocated to the investment. In a preferred embodiment, the front end is shaped like a truncated cone with a flat top, in which the slot is formed. Errors may be checked and, if they persist, smaller sectors may be defined and employed, if available. And a leading part of the one-directional groove and a leading part of the another-directional groove are branching away from each other from a leading end of the common groove.