So how do we know they work and what would be the point of buying antivirus software then?<br><br><div><div><b><pre style="text-align:left;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-top:3px;padding-right:20px;padding-bottom:3px;padding-left:20px;background-color:rgb(247,247,247);margin-top:22px;margin-right:0px;margin-bottom:22px;margin-left:0px">
<span style="font-family:arial;font-weight:normal;white-space:normal"><span style="font-family:&#39;Trebuchet MS&#39;">If the human brain were so simple that we could understand it, we would be so simple that we couldn&#39;t. - </span><span style="font-family:&#39;Trebuchet MS&#39;">Emerson M. Pugh</span></span></pre>
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