It's not like this is surprising, there have been plenty of sci-fi books/movies that have predicted this very thing. How many movies have the haves lived above ground/off planet, while the have nots have lived underground or stuck on a apocalyptic planet.
This is just furthering the previous history. Currently, the lords have just been able to keep the serfs appeased to a longer extent. Every time in history or in sci-fi, the serfs reach a breaking point and rise up.
This is just furthering the previous history. Currently, the lords have just been able to keep the serfs appeased to a longer extent. Every time in history or in sci-fi, the serfs reach a breaking point and rise up.