... And wrong, the Bluetooth chipsets are typically based around cortex m0 level devices... And those don't support XNU.
There is absolutely no need to put an iOS level devices in a pair of ear buds, video decoding on the other hand does need that.
There is absolutely no need to put an iOS level devices in a pair of ear buds, video decoding on the other hand does need that.
(We build LoRa + BT + NFC radio modules for prototyping purposes at work. Nordic Semiconductor is in the same building so we got our hands on their new chips very early)
If they would need to do any additional processing then the most logical place to do that is the phone, not the air pod.