When distcc is coupled with the c++ patch below, it can significantly cut down compile times through using multiple computers...very cool http://lists.kde.org/?l=kde-devel&m=102212102526985&w=2 http://samba.org/~mbp/distcc/
You rock -- I love you -- I didn't know about distcc and it looks like a great alternative to the other distributed builder I was playing with -- ANTS.
Support for this has been added to portage.