Yup. Apple's depth sensor + ML can be also used as pretty powerful 3D hand gesture mapper. Better than Leap Motion I would guess. Also, switching to OLED allows

Yup. Apple's depth sensor + ML can be also used as pretty powerful 3D hand gesture mapper. Better than Leap Motion I would guess. Also, switching to OLED allows low persistence. Their new custom GPU and custom video encoder on iPhone 8/X might even allow them to do ultra-low-latency AR pipeline. It's coming it's for sure.