"The single most important business relationship in the world today is between Sundar Pichai, the CEO of Google, and Demis Hassabis, who's running the AI brain trust." Author @scmallaby says Sundar "gives Demis the oxygen to just go do the science" and not have to think about the business of AI: "Sundar has Demis' back. He deals with providing the resources—supporting the notion that you're going to spend tens, maybe hundreds of billions on compute. That's what Sundar delivers." "Sure, he…