(Photo by Brooks Kraft/ Getty Images) When Barack Obama signed the JCPOA with Iran and other global powers in 2015, his critics wailed that the deal was bad, but also too short. It echoed the Annie Hall joke: What terrible food—and such small portions! But these malcontents did have an argument about why bigger would be better. Taken at face value the idea was that Iran could bide its time, submit to an intrusive inspection regime for 15 years, then revert to form when the terms expired.