[ The guy clearly wants a conversation, and at this point, it's not like Stephen's going to get back to sleep, especially given how long it took him in the first place. He levels another stare at the man, who's so far been entirely undaunted by his leave-me-the-hell-alone vibes, and decides – fine. He'll bite. ]

Any sufficiently advanced technology is indistinguishable from magic, [ he replies, then follows it up with a wry smile. ] That's from a famous author, not me. You discovered cell phones yet?