He knew there was a real sense of humor in there somewhere, a genuine one that wasn't trying to be funny for the sake of amusing others and trying to seem normal. And here it is. Right there. It's possibly the most entertained he's seen Jack since they met.

Sinclair grins as he catches the canister, scanning the rafters for their would-have-been attackers. They're nowhere in sight, despite their comically hushed arguing.

"Why don't they come down?" he asks, quietly enough that he thinks the working machinery around them should cover it up before it reaches the splicers in the ceiling.