Jack chuckles a little, and uses a thin probe-like instrument to reach through the holes in the cell and inject a tiny computer chip into one of the Weevils. "That's not so hard. I've been practicing safe time travel for most of my life, and that's really saying something. Besides, whenever I do say anything, they don't believe me anyway." He likes to keep them guessing, and that certainly helps. Mental stimulation is good for the team, even when it confuses them.

"Besides... they already know that this century is when things are going to change. That's a matter of Torchwood record." Though his tone is still light, there's a hint of something darker behind it, some demon from his past.