It might. If Kham could win the secret of the elf's apparent immortality, Lissa would never have to get old. His kids could grow strong and stay strong. They wouldn't have to die at an age when norms were just hitting their prime. And it wouldn't be just for them. He wasn't a greedy pig like those elves. He'd share it. Yeah, he wasn't being selfish. He'd be doing this for all orks, making every ork's world better.