The Court may be correct in its implicit judgment that Congress chose the path of least resistance in reauthorizing section 4(b) without making substantial revisions. But that is how electorally accountable institutions operate. To suggest that Congress should have done more is naive at best, and the Court fails to offer a remedy that reflects the realities of lawmaking.
That is Scott Adler and John Wilkerson on the Shelby County decision. More here.