Pending specifications are specifications that will not execute until {HEAD ~ some condition} or {TAIL ~ conditions} are satisfied on the client 
Pending specifications are specifications that will not execute until { HEAD ~ some condition } or { TAIL ~ conditions } are satisfied on the client
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH