Human antibodies, preferably recombinant human antibodies, that specifically bind to human interleukin-12 are disclosed. The approach involves determining whether to include the at least one route segment in a navigation route based, at least in part, on a minimization of a risk of being blocked by the one or more non-travel lanes. In addition, the system contains a rotary drive subassembly capable of receiving a portion of the work-piece therein, motion of the rotary drive assembly being determined by a received control signal, wherein frequency and amplitude of the control signal increases and decreases motion of the rotary drive subassembly, and wherein the control signal is a trapezoidal waveform. The connector provides increased physical contact with the stud. The printing device consults contact data that identifies how to contact the second user.