Yamato's gaze flicks over to Cassian, just for a moment.

Most of his questions are about the finer points of the engineering of the hyperdrive, and the physical principles they operate on, and he's not sure that Cassian has the time or the scientific expertise to answer them all.

"Very smooth," he remarks, mildly, instead. "When we return home, I'll be sure to look into the schematics of this particular shuttle."

Or 'I'll be sure to research hyperdrives.' Either one.