The problem with political solutions is that politics change. We need both a political solution and a technological solution. As an example, legal protections

The problem with political solutions is that politics change. We need both a political solution and a technological solution. As an example, legal protections for people who run Tor exits or anonymous remailers -- the technology would help protect us from future abuses by the government, and the policy would help get the technology widely deployed to the point of being impractical to shove back into the bottle.