Another example that cookies are at risk and having their effectiveness for tracking decreased from year to year:
Quote:
Besides searching and destroying viruses and erecting protective firewalls, Symantec’s Norton Security 2005, McAfee Internet Security Suite 2005 and other PC security products block ads and cookies, which cause affiliate marketers to lose sales.
December 2, 2004
http://www.smallbusinesscomputing.com/emarketing/article.php/3442701