Been talking about this for decades, as the superrich build neocastles around the world, citystates walled off from reality and the stinking masses (even from theri esoteric demands such as freedom), complete with designer islands like in Dubai.
Here we see these neomedieval models moving onto a new continent ripe for further exploitation:
New, privatized African city heralds climate apartheid
This is a very disturbing, yet very predictable trend.