The memory 125 may be any component, device, or computer readable medium that is used to maintain {TAIL ~ information} to be accessed at {HEAD ~ some later time} 
The memory 125 may be any component , device , or computer readable medium that is used to maintain { TAIL ~ information } to be accessed at { HEAD ~ some later time }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD