That first time with her, in the Executive Suites in Knoxville, not having anything with him, he’d tried to show her his certificates of vaccination (required by the Department, else they couldn’t get you insured). She’d just laughed and said German nanotech would take care of all of that. Then she showed Rydell this thing through the transparent top of a gadget like a little battery-powered pressure-cooker. Rydell had heard about them, but he hadn’t ever seen one; he’d also heard they cost about as much as a small car. He’d read somewhere how they always had to be kept at body temperature.