"You had the airframe designed by . . . someone who knows what they’re doing," she continued. "Composite wings made by people who do wind turbine blades. I recognize the engines—but you’ve had them modified for high altitude. The airframe is built, but that’s the easy part. Now the fancy systems are being integrated into it by contractors from around the world." The coveralls worn by various teams were blazoned with corporate logos, most of which she’d seen before. But it was all pretty understated and you had to get up close to make them out. Americans, Germans, Israelis, Japanese were working on different subsystems, many using AR goggles to gesture at figments in the air.