I wrote about the tough times in America’s oil patch and how much tougher they have become since the coronavirus knocked about a fifth off of crude prices.

The oil market is more accustomed to dealing with supply shocks than collapses in demand. While strategic reserves can ease shortages, even the most eager Fed chairman or Treasury secretary can’t create demand for a million barrels of oil a day by pushing a button—not that they would agitate for higher pump prices anyway.