It’s how they were made too!
Almost anything by Peter F. Hamilton but particular shout out to the Commonwealth books, Pandora’s Star and Judas Unchained. Two massive changes in particular - gateway style interplanetary travel, and de-aging technology.
It’s a phenomenal story, with my favourite ever alien race, and probably my second favourite chapter ever written, but behind the story and inextricably integrated is a fascinating social exploration of how society could develop around those tech advances, from interplanetary politics to relationships.
How’s that for a title