I agree with all your analysis on the ad fraud, there is definitely a bubble and there is a shit ton of fraud going on and it's costing everyone money. Where I

I agree with all your analysis on the ad fraud, there is definitely a bubble and there is a shit ton of fraud going on and it's costing everyone money. Where I disagree is the effect that a cleanup would have on Google, people aren't going to just stop paying Google, the portion of money that was going to shitty intermediaries will go primarily back to Google. Bids may go up, fake views may go down, but sales should remain the same for the same budget.