Sweet! The new data would be really really useful, and then she said about testing his machines. Oh, man, testing them on not-himself? This just got better and better.
"Kill him? None of the devices I've got at the moment would kill him, unless they exploded beside him or something like that, which they won't. I've been testing some of them on myself as I was building them. Some of them are even pretty painless, although there's one that hurts like a bitch." As he was talking, he lifted up an arm to show her the blank patches in the middle of his own tattoos.