>So long as it impacts all advertisers equally That's a huge assumption. Besides, if click fraud is rampant it is no consolation to say "well, at least everyo

>So long as it impacts all advertisers equally That's a huge assumption. Besides, if click fraud is rampant it is no consolation to say "well, at least everyone's ads are being clicked by bots!" The end game isn't to win the ad auction, it's to be seen by real people who might buy your product.