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(screenshot from the attachment below - Piotr Krawczyk - Tieto Evry)
Android Automotive with Multizone and CarAudioService
https://source.android.com/devices/automotive/audio/multi_zone/overview
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(screenshot from the attachment below - Piotr Krawczyk - Tieto Evry)
https://source.android.com/devices/automotive/audio/multi_zone/overview