[Oh, so they eat it, too. Makes sense. If it powers some big world-hopping machine, it could also power robot people. Who are, kind of, also machines.]

Yeah, could be an issue. They might only give enough for you to eat. You'd have to be willing to save some every week, and I realize that's kind of a lot to ask.

[It isn't, not for potentially getting out of here, but he needs to seem nicer than he actually is if this is going to work. Don't make demands, just suggestions.]