Sam gave Rosella a look that was halfway between puzzled and horrified. Sam couldn't even comprehend carrying a dead fish around in his pocket for 5 minutes.

"You are really, really weird," he told her. "Seriously. But the computers, they're about the size of a tennis ball or smaller, and you think of an object. Then it has 21 questions to ask you about the object, then it tries to guess what the object is."