text: what is the very best personal firewall product out there (1) for free, and (2) for purchase? and which among those two is the better product? (1) zonealarm (2) mcafee desktop firewall 8.0  the zonelabs offers different package of zonealarm that may include anti-virus/spyware, parental control, etc.  ---------ease of use, performance, features, security mcafee 5/5, 4/5, 3/5, 5/5 zonealarm pro 2/5, 3/5, 5/5, 5/5  zonealarm slows the computer's start up that why i rate 3 on performance.  i would prefer mcafee desktop firewall