That's... a hard question. My world is trying to make them, and we do have a few machines that run on magic - I flew a giant robot that ran on magic. But by and large, no, not really.

And yes, they know that the current situation isn't really good for foreign relations. The young man that spoke to us about everything that happened - just after the temperature issue, in fact - mentioned the city is trying to accelerate the gain from the energy we produce, though there was no mention of seeking assistance from the visitors in actually producing energy in other ways. I guess we'd have to ask.