Alteration of a fixation or peripheral stimulus displayed on a computer-driven display allows a human subject to maintain extended visual fixation upon the resulting dynamic stimulus. A support is fixed relative to the actuator for supporting the at least one gripper jaw, wherein the support has at least one mount location formed in the support. The coating head has a position adjustment surface that is located in the vicinity of a coating member of the coating head and adjusts the positioning in the thickness direction of the respective optical fiber core wires when these are in the form of a tape. In this regard, grouping templated application components as assets described by a profile, can include grouping templated application components as Reusable Asset Specification assets described by an RAS profile; . , to enable the user to intuitively understand from the haptics vibration produced by the key how much pressure they are applying to a given key at any given time.