If the Supreme Court sides with the plaintiffs in King v. Burwell, and holds that federal tax credits are unavailable for millions of people who purchase their insurance on federal health exchanges, many will suffer needlessly and insurance markets may well be destroyed in 36 states. In addition to the health insurance implications, this case has high stakes for the legal world as well. As some of our leading Supreme Court commentators have said, the case threatens the integrity and prestige of the Supreme Court itself.