NEW DELHI — After a hot, high-stakes week in New Delhi, the India AI Impact Summit closed with big ambitions and a host of unanswered questions. Leaders sparred over who will shape the rules of artificial intelligence, U.N. officials warned against billionaire dominance , U.S. voices urged less “AI doomerism,” and India pitched itself as a serious counterweight to the U.S.–China tech axis. That was the official script. Offstage, the mood was messier: headline speakers dropped out, security