Examination of the need for a divestiture remedy in the United States v. Microsoft antitrust case, contrasting the intrusive enforcement effects of a conduct-oriented injunction with what the Supreme Court has called the “surer, cleaner remedy” of a structural break-up. Delivered at Ralph Nader’s Which Remedies?: Appraising Microsoft II conference, this call for restructuring Microsoft into so-called “Baby Bills” followed from my February 1999 White Paper on Microsoft remedy issues for the Software & Information Industry Association. April 1999