Hang on, isn’t this a Linux user group? Posted on January 31, 2007January 31, 2007 by Andy $ find ~/Maildir/lug-* -type f | \ > xargs grep -il $(echo 'ivfgn' | rot13) | \ > awk -F '/' '{ print $5 }' | \ > sort | uniq -c | sort -rn 34 lug-hampshire 31 lug-gl 19 lug-northwales 13 lug-sussex 11 lug-sb 7 lug-surrey 3 lug-wolves 2 lug-sc