use strict;
my $never_logged_in = 3_833;
my $logged_in_no_nodes = 9_668;
my $aka_bad_users = $never_logged_in + $logged_in_no_nodes;

my $disk_bytes = 1_024 * $aka_bad_users;
print "Extra records to wade through = $aka_bad_users\n";
print "Wasted disk space = $disk_bytes\n";