Hey there void room!
I just came across this great game. I actually created a similar experience using the OuterBoundary input and wrote an article about it, mentioning your game as a pioneer in procedural generation in VR.
Take a look and tell me what you think :) and DM me if you want to collaborate somehow
https://medium.com/@thebne/locomotion-in-vr-procedural-generation-of-a-scene-2e1...
https://uxplanet.org/physical-spaces-in-virtual-realities-cf11e9205f20