A hub rotor assembly includes a hub, a rotor supported by the hub and a plurality of fasteners that connect the rotor to the hub. The mounting hub is formed without the spindle such that the coulter disc is supported directly in a cantilevered manner from the mounting flange of the mounting hub. Each virtual player is provided with an individual personality data andor response data so that an image of the virtual player is arranged to be displayed in accordance with the data. The average may be determined based at least in part upon one or more time intervals between one or more packet receptions from the network.