Raspberry Pi OS has turned into spyware for M$:
And yes, they add M$'s repository key to APT's trusted database and add their repo to APT's repo list.
Or informing you via a NEWS file.
So now every time you do "apt[itude] update", M$ will know about it.
The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!