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