A method and system are provided for maintaining profiles of information channels available on the Web, wherein {HEAD ~ the information channels} are accessed via {TAIL ~ pull only protocols} 
A method and system are provided for maintaining profiles of information channels available on the Web , wherein { HEAD ~ the information channels } are accessed via { TAIL ~ pull only protocols }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL