One or more computer storage media 4, wherein to capture the plurality of commands is to: identify a memory location referenced by one of {HEAD ~ the plurality} of commands; and capture the contents of {TAIL ~ the memory location} 
One or more computer storage media 4 , wherein to capture the plurality of commands is to : identify a memory location referenced by one of { HEAD ~ the plurality } of commands ; and capture the contents of { TAIL ~ the memory location }
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 HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL