Walt took a deep breath, then frowned, rubbing his chin. That part hadn't even occurred to him. Even if they did find the pieces of this gem, there was no guarantee that it would work, or that this ghost wasn't going to appear and just kill them all, or that he and Jesse wouldn't get back home together.

"There's no guarantee that once it's used by someone else, that it could be used again, or for more than one person..." He shook his head, rubbing his forehead. "What a pain the ass..."

Walt fixed his glasses, then looked up again. "You know, you've given me all this information, and I don't even know your name. I'm Walter," he said, holding his hand out.