WWDC 21 Reality Kit 2 sample code

I'm trying to get familiar with the changes in RealityKit 2. When I try to build the sample app from WWDC I get quite a few compile errors. Anyone have any success getting this to build?

https://developer.apple.com/documentation/realitykit/building_an_immersive_experience_with_realitykit

Can you post some of the build errors?

WWDC 21 Reality Kit 2 sample code
 
 
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