"They're..." Shivering a little at the thought of something that seemed so thin and, um, close to his body being responsible for his survival, Cloud grimaced, staring down at his hands and arms. Shaking his head, Cloud looked back up again.

"How do they get power..?" pausing and taking a breath, Cloud realised there was probably at least one more question he should ask right now; "Anything else I need to know?"

... Which, admittedly, was a pretty wide-spanning question, but it seemed the simplest way to get answers when he didn't even know yet (his brain wasn't catching up fast enough) what questions he even needed to ask.