"Impersonal judgment will have to do. Tell whoever you find I'll pay 15 seo for them being a test subject for a few minutes. I'll give you that 15 too, if you like. If you can, find someone who intends to leave town. I don't think vague rumors of two former slaves' tattoos disappearing in two different cities will make much splash. But I want to test the quickened process on a willing target."