A web extension and content are linked contextually. The ball may include electronics therein that are actuated when the ball is hit against a surface. If it detects that a workload of a computing group is equal to or higher than its set upper threshold and that a workload of another computing groups is equal to or lower than its set lower threshold, it will initiate a reassignment procedure for reassigning a processor from the lower workload computing group to the higher workload computing group. The light fuel stream is reformed in a reformer to produce a reformate. Contacts can be grouped into classes of contacts so that each class receives an appropriate level of itinerary detail based upon the sensitivity level of the class. In one implementation, an apparatus comprises a first antenna configured to communicate with a radio frequency identification reader; a second antenna separate from said first antenna, and configured to communicate with at least one RFID tag; and structure electrically coupling said first and second antennas.