Wow. ... Sounds like the sort of thing they'd come up with in Japan, back home. The Japanese are really good at fitting a lot of stuff into little spaces. D'you know -

[pausing to check his marshmallows - okay we're good, they aren't burning yet]

- they've got hotels where the whole room is basically just big enough to lie down in, and everyone just sort of stacks on top of each other, like shelves?