Oh good God, he's gonna listen to someone talk about something he knows next to nothing about. Hickey's eyes start to glaze over, only slightly paying attention, jolted back to life by Makoto's question.

Fortunately for Makoto, Hickey knows about telegraphs. Unfortunately for Makoto...

"I've heard of telegraphs. That's a fairly new piece of technology where I'm from. You tap out a message and it's somehow transmitted over wires to a different telegraph, yeah?"