In the long run, however, any method for preventing fraud may eventually come up short, most researchers in the field acknowledge.
"At the end of the day, the person doing the tampering has the easier job. And they'll win," Professor Farid said. "We can't stop tampering. We can simply make it harder."
NYTimes.com link is a signup, and only gives you first 50 words. This link gives you the whole article. »www.iht.com/articles/530838.html -- One man's customer loyalty is another man's miguided arrogance.
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