John C Wright Wrote the Golden Ocumene trilogy which explores a post-post-singularity society where not only is immortality taken for granted, post-humans can

John C Wright Wrote the Golden Ocumene trilogy which explores a post-post-singularity society where not only is immortality taken for granted, post-humans can swap between species and lifestyles, IRL or virtually, pretty much at will. Essentially the book itself explores the will to push boundaries in a world where everything conceivable is plentiful and readily available, and as a result, most of humanity and culture has grown stagnant, because how can you get better than perfect?