A new poll says that a whopping 78% of Americans are “frustrated” with the current presidential race, with 66% saying that candidates are spending too much time attacking each other and not enough time talking about actual issues like why we should vote for them. And 64% of Americans say that attack ads actually harm the political process. And, perhaps most telling, 74% of Americans say that the problem is only getting worse. And all of this seems a little obvious: nobody likes attack ads. The only question these polls don’t answer? If nobody likes attack ads, why do campaigns keep making them? …