What capabilities does "Real-Time SubSystem" specifically include?

WWDC has only a short introduction about RTSS, adds a “real-time subsystem” for processing interactive visuals on the Apple Vision Pro.

so what is ”processing interactive visuals“? Is VST \ Audio&Video Sensor \ Contorl R1Chip \ Spatial algorithm ?

What capabilities does "Real-Time SubSystem" specifically include?
 
 
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