The thing with vrc light volumes is that people have seen this kind of things before, but they don't realize how much faster it is compared to other solutions. You can easily use this in android quest 2 worlds with very little performance penalty.
Vard
I recently found out that reading skills for agents is way easier than reading documentation for humans. I noticed this while checking out an UdonSharp skill by NiAka everything there is just so simple and clear