Schisms in transhumanity - SF

Taken from a reddit thread: https://www.reddit.com/r/printSF/comments/8jwwuq/any_good_books_on_transhumanism_schisms/ "And I started thinking about the idea of splicing genes vs cybernetics and thought about how humans would handle such an arguement aka is it better to GMO ourselves into godhood vs makeing us gods out of machines."