Earlier generation devices we used to support prior to Pixels had Wi-Fi + Bluetooth - implemented on a separate SoC. This was not was not properly contained by the stock OS - and we put substantial work into addressing that problem. However, that work has been + implemented on a separate SoC. This was not properly contained by the stock OS and we + put substantial work into addressing that problem. However, that work has been obsoleted now that Wi-Fi and Bluetooth are provided by the SoC on the officially supported devices.