Congress gets a D minus for poor legislative draftsmanship on the forum-defendant rule, 28 U.S.C. Section 1441(b)(2), which provides a peculiarly phrased exception to the statute on removal based on diversity of citizenship, 28 U.S.C. Section 1332(a), in cases where one of the defendants is a resident of the forum state.The drafting problem is a frustrating disconnect between the purpose of the forum-defendant rule — which was “designed to preserve the plaintiff’s choice of forum, under circumstances …