{HEAD ~ Another set} of embodiments utilizes memory storage media capable of confining propagating waves in order to implement {TAIL ~ the memory devices} 
{ HEAD ~ Another set } of embodiments utilizes memory storage media capable of confining propagating waves in order to implement { TAIL ~ the memory devices }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL