Systems and methods for providing a recreational game that promotes coordination, provides a form of exercise, and is an enjoyable pastime. The reload includes a first jaw member releasably supporting a cartridge that includes a slide deflector that is movable from a first position to a second position. The duration quantizer function also produces a feedback PCM value x from each quantized duration value d that is applied to a loop filter, the output of which modifies the received PCM sample stream to suppress quantization noise. Accumulation rates can further be updated periodically as sector andor aggregated metrics of the mobile AN change.