A security feature and method for verifying the authenticity of commercial paper. The active component can enable fast search and retrival operation directly on the logical disk blocks which maps well with the multimedia video stream and images data. A pin of a CPU can synchronously engage with the three contacting points. The slot is configured in the portion of compliant material such that the relatively small cross-section end of the slot normally remains substantially closed, but locally opens sufficiently to dispense solder from the reservoir when under fluid pressure and locally unsupported by a workpiece. Example embodiments include the individual memory cell, an array of such memory cells, methods of operating the memory cell or array of memory cells, and methods of manufacturing the same. A method for processing network traffic content includes receiving a plurality of headers, the plurality of headers having respective first field values, and determining whether the first field values of the respective headers form a first prescribed pattern.