"How're you supposed to already know something you weren't in a position to figure out 'til recently?" Erika raises her eyebrows pointedly.

"'Should know' is relative, man. Like-- y'know, using a phone and stuff is pretty basic for us because we're used to it, but some of the ye oldes around here still seem to have trouble with using the DTFs that way. It's just not something they had the opportunity to figure out before."