[ First thought: that's a big lizard. Second thought: why is he messing with that boombox like that? Third thought: why is this scene oddly cute? Like something you'd see out of a cartoon or storybook? Especially since he's talking to himself?? Certainly not what she expects from a giant reptile, but seeing as he's capable of speech, she should change her expectations, clearly. ]

Circuits. They contain the spark that starts up the electricity, the lightning, so it doesn't explode or burn as it powers the device.

[ It's a touch more complicated than that, but she figures he might not know what an electron is. ]