What’s with the quality disparity in the regions

So obviously aesperia was the first region so it being low quality isn’t rally shocking and Vera and domain 9 are very very good areas that are clearly well put together but then you go to the newer regions and they’re just…so very not good, especially the network which looks and feels like a Roblox map, honest it’s worse than 1.0 and 5.0 is only looking slightly better