I hadn't really considered that. I guess that means no radios between teammates either? That complicates things.

[He's just thinking aloud here, mostly because he relies so heavily on the so-called electronic Beetle-Cave back home. Having to be close enough to your teammates to actually talk face-to-face puts a wrench in things.]

Uh, sorry, I know you're probably not in the mood for questions. [Which is another way of saying that he's pretty sure that he doesn't want to accidentally piss this guy off because he felt the need to think out loud instead of saying goodbye hanging up like a normal person. Call it habit.]