TCON) Micro-lens
 array Reflective diffuser plate LED Backlighting System Pro Display XDR uses an Apple-designed 2D backlighting system that was chosen over...

https://www.apple.com/jp/pro-display-xdr/pdf/Pro_Display_White_Paper_Feb_2020.pdf

the ingestion and aggregation stages are performed in a restricted access environment so even the privatized data isn’t broadly accessible to Apple employee...

https://www.apple.com/jp/privacy/docs/Differential_Privacy_Overview.pdf