However, in {TAIL ~ a preferred embodiment} of the invention, the method is adapted for processing {HEAD ~ an audio signal} in a listening device 
However , in { TAIL ~ a preferred embodiment } of the invention , the method is adapted for processing { HEAD ~ an audio signal } in a listening device
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH