[forgotaccount3]

Knowing the variety of lives lived on earth as we speak, I'm fairly certain the first space born generation would adapt to it.

Provided the Earthlings that were sent along don't let their incarceration induced insanity infect the youngin's.

[detritus]

Maybe I'm over-thinking things. It seems like a lot of people's existences essentially revolve around a pocket-sized glowing rectangle.

Future AI and a database of all of humanity's experience before launch might be enough to keep the generational populace amused and distracted for the entiriety of their meagre, trapped existence... .