"I'm professionally required to be afraid of the sea," Alaric comments off-handedly as he types. "Lakes are a bit of a fuzzy area, but if you can't see the other side it's definitely unsafe and wants to eat me. It's a... calendrical thing, more or less. Consensus mechanics at any rate."

His next message to the Wasp indicates that the crew is in fact members of a separate set of humans, using the rebel logo, although he doesn't try to explain the exact relationship to the hexarchate. Trying to translate words like 'revolutionary' or 'rebel' can be a complicated enough matter between human languages, especially as far as the distinction between those as 'traitor' or 'heretic' went. Until there was a more mutually understandable set of cultural references were established, best to stay to just to the facts.