If you're grasping at cousins as being the sole separator you know you have a problem. But also there's a lot of conflicting information, such as Cain settling in the city of Nod east of Eden which suggests I guess that there were people outside of Eden already. Don't take anything too literally, and jokes are jokes.
So all the Funimation digital copies are being wiped from existence. It was a crap app, but they can't even blame the license for running out. They could still provide everybody's paid for copies, but instead they've just decided they want to pretend they're another company... Streaming was a mistake.
That's because nobody knows generation X's real identity... Some speculate they're millennial's older sibling, but nobody can really tell behind the mask.
Don't worry, the voice isn't any louder, just sexier...