Hi @Electromorphous , you might be interested in this: library.framevr.io and also these YouTube tutorials (besides the wonderful Babylon team tutorials) https://youtube.com/playlist?list=PL1MmX05qxhiqoWGp3gikRnpVhfbgMwdmM&si=GUEKin6nghFiHm4H
There are a lots of video tutorials related to the node material editor. See:
Thanks @gabrieljbaker and @Evgeni_Popov
These are super helpful!