Also with people having fewer ties to the rest of humanity, there will probably be some weird effects on morality
Agreed, and probably has already started with the high usage of the internet and YouTube
There already are. Look how money creates the Epstein class.
People keep laughing this off, but population contraction will cause the labor force to contract, causing resources to contract, causing war in order to steal other country's resources. Better hope the promise of that AI robot workforce pays off.