I cant understand all the tech involved in this kind of experimentation, but what puzzles me, is the constant morph aspect of it.
As the character moves the whole structure of the scenery change as well. Similar to the dreamscape at nigth where sometimes by only thinking about something it just comes into existence.
This topic of universe creation is one of my favorites. For example, did watched last Avatar sequel and also Pinochio making of new movie by Guillermo Del Toro. There is a big effort and intelligence to create great pieces of art. Universe enjoy this creative endevours.