This is my overview of using VRChat SDK2 and SyncVideoPlayer to create The Vantage. It covers:
- Surround Sound
- Screen Glow
- 3D
- Video properties that work well
Link:
I plan to update it for video players in VRCSDK3 once they are available (Update 9/14/20: This will be a while. But generally everything still applies. You just need to write your own sync in Udon. Sync is UGC now, it is not handled by VRChat).