[Tony laughs again. He feels for the guy (this is approximately how he reacted to learning about magic) but his dramatic distress is still kind of funny.]

If it makes you feel better, even in my world, most people don't understand this. Technology's everywhere, and everyone knows how to use it, but not many people know how it actually works.

[He gives Sokka a cocky grin.] So it's up to people like me to keep everything running.