Fix NRE in VrHand.cs
Fix NRE in Terrain.UpdateMaterialsBuffer - @handsomematt might wanna check this
Ignore packaged message deserialize errors - assume they're happening while we're joining and don't have the types yet
Diagnose sockets[i] somehow being null
Fix NRE in Input.Process
Ignore NaN positions with a warning instead of an exception
Fix being able to double destroy components
Make CallbackBatch 'safer' by making it always require a scene