after installation in April 1981, the Zartuns were supplied additional propane at a cost of *545 $264, which amount was paid 10 days later. On July 1, 1981, the Zartuns paid $200 on the installation bill, leaving a balance due of $210, including interest.
No further payments were made on the bill, nor does it appear that any further propane was purchased from Superior. The company continued to bill the debtors periodically and indicated on statements mailed at the end of the year that the tank would be picked up for non-payment. The debtors denied receiving such notice, however.
The debtors filed Chapter 11 bankruptcy on December 3, 1981. Notice of the bankruptcy was received by Superior on January 13, 1982, and the tank was repossessed on January 14. SuperiorEarlier this year, one of the world's leading drug policy experts started an insightful, new paper in a very strange way, writing, "This paper is wrong. I hope it is nonetheless useful."

Jon Caulkins, of Carnegie Mellon University, immediately acknowledged that he was trying to predict the future. But this was necessary. After all, he was trying to tackle a question that's at the heart of drug policy today: How, exactly, will the war on drugs end, if all the doomsayers are right?

By now, everyone who remotely follows drug policy has heard the refrain: The war on drugs is doomed. It's been called a failure time and time again — by liberals like Bernie Sanders and conservatives like Chris Christie. It's been blamed for mass incarceration, gun violence, and