Comment by greatgib
Just wait for a few years and then you can forget everything about open or open source about Arduino. And maybe in 2030, you will only be able to run the Arduino IDE on Windows with a specific driver to ensure that you only flash a firmware to a DRM controlled authentic Arduino device.
It is a nightmare when such an acquisition happen.
Qcom is one of the few SoC manufacturers in the Android space to do all their thing out in the open and properly honouring the GPL-v2 licences.