SHOCKER: The Dirty Little Secret of (Estate) Tax Reform. “The secret is not that special interests give boatloads of money to politicians. Of course they do. That may well be dirty, but it is hardly secret. The dirty little secret I come to lay bare is that Congress likes it this way. Congress wants there to be special interests, small groups with high stakes in what it does or does not do. These are necessary conditions for Congress to get what it needs: money, for itself and its campaigns.”