Not that the BJP’s substance on the deal wasn’t stunningly counter-intuitive. The party has never convinced anyone why it took the position it did and officially still does. Whether there were intra-party rivalries that trumped responsible politics. And what domestic political constituency did the party have in mind when taking an almost absurdly maximalist oppositional position on the deal. It is common to say the nuclear deal is hard to understand. Nuclear deal politics is probably a harder puzzle.