Now Tony was less sure that they were speaking the same language, because Link didn't sound that much closer to understanding with any confidence, and Tony's work slowed so he could consider the kid and what might have actually mattered to him. Maybe a more straightforward answer, for once. "There will be a switch, down near the ground," he said, "that rings a bell over in the Welcome Centre. That way, if someone is stuck out here and can't reach anybody for help, we'll know to come get them."