Google had its day in court this week in its battle with the Justice Department over a subpoena for data about Web searches and the sites available through Google's search engine. The judge indicated that he was inclined to give both sides something, and Justice later agreed to limit its request to "just" 5,000 sample searches and 50,000 Web addresses. This outcome may seem Solomonic, but the precedent is still troubling. The subpoena that started it all emerged from a separate case being tried in Pennsylvania. In that case, the ACLU is challenging the constitutionality of the 1998 Child Online...