PARIS In the race for AI dominance, American tech giants have the money and the chips, but their ambitions have hit a new obstacle: Electric power . "The biggest issue we are now having is not a compute glut, but it's the power and...the ability to get the builds done fast enough close to power," Microsoft CEO Satya Nadella acknowledged on a recent podcast with OpenAI chief Sam Altman. "So if you can't do that, you may actually have a bunch of chips sitting in inventory that I can't plug in,"