"... The year in my Earth's - uh, shit, I'm not sure specifically, 2150-something? Getting close to 2160? I didn't live there, it's kind of hard to keep track. They just - invented it. For space travel. They've colonized Mars and the Moon. But I have no idea how any of the technology works, so I can't bring any of it over, except for twenty-second century physics knowledge, which isn't very useful here, apparently."