Okay, people have looked but not contributed so I guess it's up to moi to at least try to jumpstart this thread. First kudos to whoever added the "Acid Clouds and Two Headed Deer" to the title.
That said I', thinking of the world buliding in three basic categories: The Ark, the Castaways and the Grounders which also includes the environment. These aren't official categories of course, just my headcanon.
First up is,presumably the Grounders can talk but then you have a hunndred years of linguistic drift (yeah, I know, 97 years but I'm rounding). Am hoping that when they talk it will