A method and system for predicting a next navigation event are described. Input defining a project 61 is received along with an associated user availability 66 for that activity andor associated people 62d. The single resistor may be replaced by a more complex RC network to provide a 2nd-order response. The outer edge of the metal layer is recessed from the outer edge of the metal layer by a width w, wherein w is a fraction of a the wavelength of the radiation. A cabinet mounting bracket is coupled to the pivot pin. The one or more longitudinal members are positionable within the one or more vertebrae when the wedge members are positioned within the respective first and second intervertebral spaces to maintain the body in a minimal profile orientation relative to the spine.