Ed,
 
EK>WD> What I'm hinting at is how many sysops (not systems) are alive and
EK>WD> how many are dead wood.
 
EK> If you remove the dead wood probably not much left in the nodelist.
 
I think Z1 50-70, Z2 400-500, Z3 I guess is accurate and Z4 deserves another
chance.
 
 \%/@rd

--- D'Bridge 3.99