Preferably, {TAIL ~ the rendering} is by a browser distributed amongst a set of {HEAD ~ devices}, and the content comprises data to be physically rendered 
Preferably , { TAIL ~ the rendering } is by a browser distributed amongst a set of { HEAD ~ devices } , and the content comprises data to be physically rendered
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH