In {TAIL ~ still other features}, the communications channel is a data storage system including {HEAD ~ a write path} and a read path 
In { TAIL ~ still other features } , the communications channel is a data storage system including { HEAD ~ a write path } and a read path
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