Half of Google Adwords Traffic is from Worthless Link Farms

Is anyone surprised by this? I have asked no less than 20 people if they ever click on ad words ads and have never gotten a "yes."A couple of months ago I started in earnest tracking the advertising hits that Google generates for me. And what I found is not a happy picture. About 30-40% of the traffic generated - ie. the traffic that I pay for - comes from link farms, that is Web pages that have nothing more than a bunch of links that redirect to Google Adsense links...

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