Dave flushed again, then shrugged and returned the smile. "Maybe I am being a little paranoid. But I'm ... well, I'm duty bound. I just want to make sure I'm where I'm supposed to be, you know?"<br/><br/>He jotted down a short series of figures interspersed with peculiar symbols; some sort of calculation, and the result wasn't a happy one. He grimaced.<br/><br/>"That and I don't like the idea of reappearing six miles above the ground."