I lose faith on ZA when I see the level of protection achieved.

http://www.matousec.com/projects/windows-personal-firewall-analysis/leak-tests-results.php#firewalls-ratings
http://www.firewallleaktester.com/tests_overview.php
http://www.thefreecountry.com/security/firewalls.shtml
http://forum.avast.com/index.php?topic=22742.0;topicseen

Why don’t common users move to Comodo? It’s free!

I'm just another point-and-click-and-pray user. ;)
We're all learning-praying-blaming-users eh eh...