This invention relates to unique object identification and, in particular, to {TAIL ~ methods} and systems for identifying and interacting with {HEAD ~ objects} 
This invention relates to unique object identification and , in particular , to { TAIL ~ methods } and systems for identifying and interacting with { HEAD ~ objects }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD