"Well, actually most are still fuel powered. But whether they're electric or not, planes really are amazing --an artistic fusion of chemistry and engineering. Jet engines work by compressing air, mixing it with fuel, and igniting the mixture to produce a powerful thrust that propels the plane forward at incredible speeds."

He rattles off in a genuinely excited tone that says Hickey has stumbled upon a topic that Makoto is confident in.

"They can even travel thousands of miles without stopping. And inside, hundreds of people can ride in comfort."

"But electric planes are a little different..." He hums a beat, before he snaps his free fingers and points to Hickey, "So, what do you know about batteries? Or telegraphs?"