On Thu June 5 2008 11:58:42 Derek Broughton wrote: > > > join -v2 < (sort <~/temp/blocked.txt | uniq ) ... > > and what's the input redirector to sort doing? The name of a temporary file (or socket or named pipe ...) of the output of the "sort <~/temp/blocked.txt | uniq" pipeline is substituted as an argument to the join. --Mike Bird