Outtake:

World is available on quest:
vrchat.com/home/world/w...

Evidently not, lol. Here's a google drive link:
drive.google.com/file/d/1jaFx...

Sure, but it looks like Bluesky has crunched all the transparency out of it. Hopefully uploading in webp should fix that.

Yeah, it uses a couple of semi-transparent matcaps layered on top of the diffuse texture.