By DAVID KESMODEL THE WALL STREET JOURNAL ONLINE
Online marketers are scrambling to protect one of the key tools of their trade: the cookie.
Faced with reports showing that more and more computer users regularly delete the tracking files automatically downloaded by Web browsers, marketers and Web site publishers are launching a "cookies can be good for you" campaign. They argue that cookies -- small files that Web sites use to identify users and to serve up targeted ads -- don't deserve their bad reputation and shouldn't be lumped together with such Web scourges as spyware and viruses.
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