Crown the wise, the dragon had said. Was it wisdom to let the elf regain control of the crystal? Harry always said wisdom came with age, making it something Kham had little of. Nor was he likely to get a whole lot more wisdom; he knew an ork's life span. The elf's promises, even if they were good, were made to him and him alone. Once he was gone, what then? The elf would still be around to do as he pleased.