He doesn't know what a power grid is, and he doesn't dismiss it. But he will ask about it later; now isn't the time to swap stories about the wonders of their respective worlds.

"Then we should take the opportunity to move now, before the window closes." He points to the ground, still leaning on his staff. "I've noticed a game-trail. It's heavily overgrown, but that will only help conceal us, and it's heading north. I can move quietly far easier than quickly."

Her dim opinion of his physical fitness can't hold a candle to his actual condition. Dark as it is, she almost certainly hasn't realized that the packet of herbs he's been coughing into has blood-flecks on it.