Program data transmitted via asynchronous communication links is re timed and assistance is provided for outputting program data on such asynchronous communication links to reduce a variation in {HEAD ~ end} to {TAIL ~ end delay} incurred by the program data 
to
Program data transmitted via asynchronous communication links is re timed and assistance is provided for outputting program data on such asynchronous communication links to reduce a variation in { HEAD ~ end } to { TAIL ~ end delay } incurred by the program data
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH