Periodically or as desired, based on user profiles, {HEAD ~ the gateway} 134 may push the cache 136 to {TAIL ~ the multiple users} 
Periodically or as desired , based on user profiles , { HEAD ~ the gateway } 134 may push the cache 136 to { TAIL ~ the multiple users }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL